Release 0.10.9

Require minimum WebView v88, try to catch fatal errors too
Minor download icon optimizations
2025-06-26 19:17:51 +02:00 · 2021-02-12 16:01:23 -05:00 · 2021-02-12 12:42:33 -05:00 · 2021-02-12 12:27:40 -05:00 · 2021-02-12 12:27:40 -05:00 · 2021-02-12 12:27:40 -05:00
415 changed files with 7554 additions and 6100 deletions
--- a/.github/CONTRIBUTING.md
+++ b/.github/CONTRIBUTING.md
@ -1,33 +0,0 @@
-1. **Before reporting a new issue, take a look at the [FAQ](https://tachiyomi.org/help/faq/), the [changelog](https://github.com/inorichi/tachiyomi/releases) and the already opened [issues](https://github.com/inorichi/tachiyomi/issues).**
-2. If you are unsure, ask here: [![Discord](https://img.shields.io/discord/349436576037732353.svg)](https://discord.gg/tachiyomi)
-3. What is your type of issue?
-    * [Catalogue request](#catalogue-requests)
-    * [Bugs](#bugs)
-    * [Feature requests](#feature-requests)
-    * [Translations](https://tachiyomi.org/help/contribution/#translation)
-4. After following 1. and 3. you can [open your issue](https://github.com/inorichi/tachiyomi/issues/new)
-
-***
-
-# Catalogue requests
-
-* Catalogue requests should be created at https://github.com/inorichi/tachiyomi-extensions#readme, not here
-
-# Bugs
-* Include version (More > About > Version)
- * If not latest, try updating, it may have already been solved
- * Preview version is equal to the number of commits as seen in the main page
-* Include steps to reproduce (if not obvious from description)
-* Include screenshot (if needed)
-* If it could be device-dependent, try reproducing on another device (if possible)
-* For large logs use http://pastebin.com/ (or similar)
-* Don't group unrelated requests into one issue
-
-DO: https://github.com/inorichi/tachiyomi/issues/24 https://github.com/inorichi/tachiyomi/issues/71
-
-DON'T: https://github.com/inorichi/tachiyomi/issues/75
-
-# Feature requests
-
-* Write a detailed issue, explaining what it should do or how. Avoid writing just "like X app does"
-* Include screenshot (if needed)
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@ -2,9 +2,9 @@

 I acknowledge that:

- I have updated to the latest version of the app (stable is v0.10.5)
+- I have updated to the latest version of the app (stable is v0.10.9)
 - I have updated all extensions
- If this is an issue with an extension, that I should be opening an issue in https://github.com/inorichi/tachiyomi-extensions
+- If this is an issue with an extension, that I should be opening an issue in https://github.com/tachiyomiorg/tachiyomi-extensions

 **DELETE THIS SECTION IF YOU HAVE READ AND ACKNOWLEDGED IT**

--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ b/.github/ISSUE_TEMPLATE/bug_report.md
@ -9,9 +9,9 @@ labels: "bug"

 I acknowledge that:

- I have updated to the latest version of the app (stable is v0.10.5)
+- I have updated to the latest version of the app (stable is v0.10.9)
 - I have updated all extensions
- If this is an issue with an extension, that I should be opening an issue in https://github.com/inorichi/tachiyomi-extensions
+- If this is an issue with an extension, that I should be opening an issue in https://github.com/tachiyomiorg/tachiyomi-extensions

 **DELETE THIS SECTION IF YOU HAVE READ AND ACKNOWLEDGED IT**

--- a/.github/ISSUE_TEMPLATE/config.yml
+++ b/.github/ISSUE_TEMPLATE/config.yml
@ -4,5 +4,5 @@ contact_links:
    url: https://tachiyomi.org/help/
    about: Common questions are answered here.
  - name: Tachiyomi extensions GitHub repository
-    url: https://github.com/inorichi/tachiyomi-extensions
+    url: https://github.com/tachiyomiorg/tachiyomi-extensions
    about: Issues about an extension/source/catalogue should be opened here instead.
--- a/.github/ISSUE_TEMPLATE/feature_request.md
+++ b/.github/ISSUE_TEMPLATE/feature_request.md
@ -9,9 +9,9 @@ labels: "feature"

 I acknowledge that:

- I have updated to the latest version of the app (stable is v0.10.5)
+- I have updated to the latest version of the app (stable is v0.10.9)
 - I have updated all extensions
- If this is an issue with an extension, that I should be opening an issue in https://github.com/inorichi/tachiyomi-extensions
+- If this is an issue with an extension, that I should be opening an issue in https://github.com/tachiyomiorg/tachiyomi-extensions

 **DELETE THIS SECTION IF YOU HAVE READ AND ACKNOWLEDGED IT**

--- a/.github/ISSUE_TEMPLATE/source_issue.md
+++ b/.github/ISSUE_TEMPLATE/source_issue.md
@ -1,8 +1,8 @@
 ---
 name: "Extension/source/catalogue issue"
-about: "Do not open an issue here. See https://github.com/inorichi/tachiyomi-extensions"
-title: "THIS ISSUE IS IN THE WRONG REPO; SEE https://github.com/inorichi/tachiyomi-extensions"
+about: "Do not open an issue here. See https://github.com/tachiyomiorg/tachiyomi-extensions"
+title: "THIS ISSUE IS IN THE WRONG REPO; SEE https://github.com/tachiyomiorg/tachiyomi-extensions"
 labels: "catalog, invalid"
 ---

-DO NOT OPEN AN ISSUE IN THIS REPO. SEE https://github.com/inorichi/tachiyomi-extensions
+DO NOT OPEN AN ISSUE IN THIS REPO. SEE https://github.com/tachiyomiorg/tachiyomi-extensions
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@ -2,7 +2,7 @@ name: CI
 on:
  push:
    branches:
-      - dev
+      - master
    tags:
      - v*
  pull_request:
@ -34,10 +34,10 @@ jobs:
      - name: Clone repo
        uses: actions/checkout@v2

-      - name: Set up JDK 1.8
+      - name: Set up JDK 11
        uses: actions/setup-java@v1
        with:
-          java-version: 1.8
+          java-version: 11

      - name: Copy CI gradle.properties
        run: |
@ -55,14 +55,14 @@ jobs:
      # Sign APK and create release for tags

      - name: Get tag name
-        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'inorichi/tachiyomi'
+        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'tachiyomiorg/tachiyomi'
        id: get_tag_name
        run: |
          set -x
          echo "VERSION_TAG=${GITHUB_REF/refs\/tags\//}" >> $GITHUB_ENV

      - name: Sign APK
-        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'inorichi/tachiyomi'
+        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'tachiyomiorg/tachiyomi'
        uses: r0adkll/sign-android-release@v1
        with:
          releaseDirectory: app/build/outputs/apk/standard/release
@ -72,7 +72,7 @@ jobs:
          keyPassword: ${{ secrets.KEY_PASSWORD }}

      - name: Create release
-        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'inorichi/tachiyomi'
+        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'tachiyomiorg/tachiyomi'
        id: create_release
        uses: actions/create-release@v1
        env:
@ -84,7 +84,7 @@ jobs:
          prerelease: false

      - name: Upload APK to release
-        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'inorichi/tachiyomi'
+        if: startsWith(github.ref, 'refs/tags/') && github.repository == 'tachiyomiorg/tachiyomi'
        uses: actions/upload-release-asset@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@ -0,0 +1,34 @@
+Looking to report an issue/bug or make a feature request? Please refer to the [README file](https://github.com/tachiyomiorg/tachiyomi#issues-feature-requests-and-contributing).
+
+---
+
+Thanks for your interest in contributing to Tachiyomi!
+
+
+# Code contributions
+
+Pull requests are welcome!
+
+If you're interested in taking on [an open issue](https://github.com/tachiyomiorg/tachiyomi/issues), please comment on it so others are aware.
+
+
+# Translations
+
+Translations are done externally via Weblate. See [our website](https://tachiyomi.org/help/contribution/#translation) for more details.
+
+
+# Forks
+
+Forks are allowed so long as they abide by [the project's LICENSE](https://github.com/tachiyomiorg/tachiyomi/blob/master/LICENSE).
+
+When creating a fork, remember to:
+
+- To avoid confusion with the main app:
+    - Change the app name
+    - Change the app icon
+    - Change or disable the [app update checker](https://github.com/tachiyomiorg/tachiyomi/blob/master/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt)
+- To avoid installation conflicts:
+    - Change the `applicationId` in [`build.gradle.kts`](https://github.com/tachiyomiorg/tachiyomi/blob/master/app/build.gradle.kts)
+- To avoid having your data polluting the main app's analytics and crash report services:
+    - If you want to use Firebase analytics, replace [`google-services.json`](https://github.com/tachiyomiorg/tachiyomi/blob/master/app/src/standard/google-services.json) with your own
+    - If you want to use ACRA crash reporting, replace the `ACRA_URI` endpoint in [`build.gradle.kts`](https://github.com/tachiyomiorg/tachiyomi/blob/master/app/build.gradle.kts) with your own
--- a/26
+++ b/26
@ -174,29 +174,3 @@
      of your accepting any such warranty or additional liability.

   END OF TERMS AND CONDITIONS
-
-   APPENDIX: How to apply the Apache License to your work.
-
-      To apply the Apache License to your work, attach the following
-      boilerplate notice, with the fields enclosed by brackets "{}"
-      replaced with your own identifying information. (Don't include
-      the brackets!)  The text should be enclosed in the appropriate
-      comment syntax for the file format. We also recommend that a
-      file or class name and description of purpose be included on the
-      same "printed page" as the copyright notice for easier
-      identification within third-party archives.
-
-   Copyright {yyyy} {name of copyright owner}
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-   you may not use this file except in compliance with the License.
-   You may obtain a copy of the License at
-
-       http://www.apache.org/licenses/LICENSE-2.0
-
-   Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
-   limitations under the License.
-
--- a/PREVIEW_RELEASE_NOTES.md
+++ b/PREVIEW_RELEASE_NOTES.md
@ -1,3 +1,6 @@
+### r2903
+- The MyAnimeList tracker was rewritten. You will need to log out and log in again.
+
 ### r1810
 - Background jobs were migrated to a new system. You may need to toggle the settings to ensure they
 run properly. This includes app updates, library updates, and automatic backups.
--- a/README.md
+++ b/README.md
@ -1,6 +1,6 @@
 | Build | Stable | Weekly Preview | Contribute | Support Server |
 |-------|----------|---------|------------|---------|
-| ![CI](https://github.com/inorichi/tachiyomi/workflows/CI/badge.svg?branch=dev&event=push) | [![stable release](https://img.shields.io/github/release/inorichi/tachiyomi.svg?maxAge=3600&label=download)](https://github.com/inorichi/tachiyomi/releases) | [![latest weekly build](https://img.shields.io/github/v/release/tachiyomiorg/android-app-preview.svg?maxAge=3600&label=download)](https://github.com/tachiyomiorg/android-app-preview/releases) | [![Translation status](https://hosted.weblate.org/widgets/tachiyomi/-/svg-badge.svg)](https://hosted.weblate.org/engage/tachiyomi/?utm_source=widget) | [![Discord](https://img.shields.io/discord/349436576037732353.svg)](https://discord.gg/tachiyomi) |
+| ![CI](https://github.com/tachiyomiorg/tachiyomi/workflows/CI/badge.svg?branch=dev&event=push) | [![stable release](https://img.shields.io/github/release/tachiyomiorg/tachiyomi.svg?maxAge=3600&label=download)](https://github.com/tachiyomiorg/tachiyomi/releases) | [![latest weekly build](https://img.shields.io/github/v/release/tachiyomiorg/tachiyomi-preview.svg?maxAge=3600&label=download)](https://github.com/tachiyomiorg/tachiyomi-preview/releases) | [![Translation status](https://hosted.weblate.org/widgets/tachiyomi/-/svg-badge.svg)](https://hosted.weblate.org/engage/tachiyomi/?utm_source=widget) | [![Discord](https://img.shields.io/discord/349436576037732353.svg)](https://discord.gg/tachiyomi) |


 # ![app icon](./.github/readme-images/app-icon.png)Tachiyomi
@ -11,7 +11,7 @@ Tachiyomi is a free and open source manga reader for Android 5.0 and above.
 ## Features

 Features include:
-* Online reading from sources such as MangaDex, MangaSee, Mangakakalot, [and more](https://github.com/inorichi/tachiyomi-extensions)
+* Online reading from sources such as MangaDex, MangaSee, Mangakakalot, [and more](https://github.com/tachiyomiorg/tachiyomi-extensions)
 * Local reading of downloaded manga
 * A configurable reader with multiple viewers, reading directions and other settings.
 * [MyAnimeList](https://myanimelist.net/), [AniList](https://anilist.co/), [Kitsu](https://kitsu.io/), [Shikimori](https://shikimori.one), and [Bangumi](https://bgm.tv/) support
@ -21,7 +21,7 @@ Features include:
 * Create backups locally to read offline or to your desired cloud service

 ## Download
-Get the app from our [releases page](https://github.com/inorichi/tachiyomi/releases).
+Get the app from our [releases page](https://github.com/tachiyomiorg/tachiyomi/releases).

 If you want to try new features before they get to the stable release, you can download the preview version [here](https://github.com/tachiyomiorg/android-app-preview/releases).

@ -31,7 +31,7 @@ Please make sure to read the full guidelines. Your issue may be closed without w

 <details><summary>Issues</summary>

-1. **Before reporting a new issue, take a look at the [FAQ](https://tachiyomi.org/help/faq/), the [changelog](https://github.com/inorichi/tachiyomi/releases) and the already opened [issues](https://github.com/inorichi/tachiyomi/issues).**
+1. **Before reporting a new issue, take a look at the [FAQ](https://tachiyomi.org/help/faq/), the [changelog](https://github.com/tachiyomiorg/tachiyomi/releases) and the already opened [issues](https://github.com/tachiyomiorg/tachiyomi/issues).**
 2. If you are unsure, ask here: [![Discord](https://img.shields.io/discord/349436576037732353.svg)](https://discord.gg/tachiyomi)

 </details>
@ -47,9 +47,9 @@ Please make sure to read the full guidelines. Your issue may be closed without w
 * For large logs use http://pastebin.com/ (or similar)
 * Don't group unrelated requests into one issue

-DO: https://github.com/inorichi/tachiyomi/issues/24 https://github.com/inorichi/tachiyomi/issues/71
+DO: https://github.com/tachiyomiorg/tachiyomi/issues/24 https://github.com/tachiyomiorg/tachiyomi/issues/71

-DON'T: https://github.com/inorichi/tachiyomi/issues/75
+DON'T: https://github.com/tachiyomiorg/tachiyomi/issues/75

 </details>

@ -58,7 +58,12 @@ DON'T: https://github.com/inorichi/tachiyomi/issues/75
 * Write a detailed issue, explaining what it should do or how. Avoid writing just "like X app does"
 * Include screenshot (if needed)

-Catalogue requests should be created at https://github.com/inorichi/tachiyomi-extensions, they do not belong in this repository.
+Source requests should be created at https://github.com/tachiyomiorg/tachiyomi-extensions, they do not belong in this repository.
+</details>
+
+<details><summary>Contributing</summary>
+
+See [CONTRIBUTING.md](https://github.com/tachiyomiorg/tachiyomi/blob/master/CONTRIBUTING.md).
 </details>

 ## FAQ
--- a/app/build.gradle
+++ b/app/build.gradle
@ -1,328 +0,0 @@
-import org.jetbrains.kotlin.gradle.tasks.AbstractKotlinCompile
-
-import java.text.SimpleDateFormat
-
-apply plugin: 'com.android.application'
-apply plugin: 'com.mikepenz.aboutlibraries.plugin'
-apply plugin: 'kotlin-android'
-apply plugin: 'kotlin-android-extensions'
-apply plugin: 'kotlin-kapt'
-apply plugin: 'kotlinx-serialization'
-apply plugin: 'com.github.zellius.shortcut-helper'
-
-shortcutHelper.filePath = './shortcuts.xml'
-
-ext {
-    // Git is needed in your system PATH for these commands to work.
-    // If it's not installed, you can return a random value as a workaround
-    getCommitCount = {
-        return 'git rev-list --count HEAD'.execute().text.trim()
-        // return "1"
-    }
-
-    getGitSha = {
-        return 'git rev-parse --short HEAD'.execute().text.trim()
-        // return "1"
-    }
-
-    getBuildTime = {
-        def df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'")
-        df.setTimeZone(TimeZone.getTimeZone("UTC"))
-        return df.format(new Date())
-    }
-}
-
-android {
-    compileSdkVersion AndroidConfig.compileSdk
-    buildToolsVersion AndroidConfig.buildTools
-    ndkVersion AndroidConfig.ndk
-
-    defaultConfig {
-        applicationId "eu.kanade.tachiyomi"
-        minSdkVersion AndroidConfig.minSdk
-        targetSdkVersion AndroidConfig.targetSdk
-        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
-        versionCode 52
-        versionName "0.10.6"
-
-        buildConfigField "String", "COMMIT_COUNT", "\"${getCommitCount()}\""
-        buildConfigField "String", "COMMIT_SHA", "\"${getGitSha()}\""
-        buildConfigField "String", "BUILD_TIME", "\"${getBuildTime()}\""
-        buildConfigField "boolean", "INCLUDE_UPDATER", "false"
-
-        multiDexEnabled true
-
-        ndk {
-            abiFilters "armeabi-v7a", "arm64-v8a", "x86"
-        }
-    }
-
-    buildFeatures {
-        viewBinding = true
-    }
-
-    buildTypes {
-        debug {
-            versionNameSuffix "-${getCommitCount()}"
-            applicationIdSuffix ".debug"
-        }
-        release {
-            postprocessing {
-                obfuscate false
-                optimizeCode true
-                removeUnusedCode false
-                removeUnusedResources true
-                proguardFiles 'proguard-rules.pro'
-            }
-        }
-    }
-
-    flavorDimensions "default"
-
-    productFlavors {
-        standard {
-            buildConfigField "boolean", "INCLUDE_UPDATER", "true"
-            dimension "default"
-        }
-        fdroid {
-            dimension "default"
-        }
-        dev {
-            resConfigs "en", "xxhdpi"
-            dimension "default"
-        }
-    }
-
-    packagingOptions {
-        exclude 'META-INF/DEPENDENCIES'
-        exclude 'LICENSE.txt'
-        exclude 'META-INF/LICENSE'
-        exclude 'META-INF/LICENSE.txt'
-        exclude 'META-INF/NOTICE'
-    }
-
-    dependenciesInfo {
-        includeInApk = false
-    }
-
-    lintOptions {
-        disable 'MissingTranslation'
-        disable 'ExtraTranslation'
-
-        abortOnError false
-        checkReleaseBuilds false
-    }
-
-    compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
-    }
-
-    kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_1_8.toString()
-    }
-}
-
-androidExtensions {
-    experimental = true
-}
-
-dependencies {
-
-    // Source models and interfaces from Tachiyomi 1.x
-    implementation 'tachiyomi.sourceapi:source-api:1.1'
-
-    // AndroidX libraries
-    implementation 'androidx.annotation:annotation:1.2.0-alpha01'
-    implementation 'androidx.appcompat:appcompat:1.3.0-alpha02'
-    implementation 'androidx.biometric:biometric-ktx:1.2.0-alpha01'
-    implementation 'androidx.browser:browser:1.3.0'
-    implementation 'androidx.cardview:cardview:1.0.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.1.0-alpha1'
-    implementation 'androidx.coordinatorlayout:coordinatorlayout:1.1.0'
-    implementation 'androidx.core:core-ktx:1.5.0-alpha05'
-    implementation 'androidx.multidex:multidex:2.0.1'
-    implementation 'androidx.preference:preference-ktx:1.1.1'
-    implementation 'androidx.recyclerview:recyclerview:1.2.0-beta01'
-    implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.2.0-alpha01'
-
-    final lifecycle_version = '2.3.0-beta01'
-    implementation "androidx.lifecycle:lifecycle-common-java8:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-process:$lifecycle_version"
-    implementation "androidx.lifecycle:lifecycle-runtime-ktx:$lifecycle_version"
-
-    // Job scheduling
-    implementation "androidx.work:work-runtime-ktx:2.5.0-beta02"
-
-    // UI library
-    implementation 'com.google.android.material:material:1.3.0-alpha04'
-
-    standardImplementation 'com.google.firebase:firebase-core:18.0.0'
-
-    // ReactiveX
-    implementation 'io.reactivex:rxandroid:1.2.1'
-    implementation 'io.reactivex:rxjava:1.3.8'
-    implementation 'com.jakewharton.rxrelay:rxrelay:1.2.0'
-    implementation 'com.github.pwittchen:reactivenetwork:0.13.0'
-
-    // Network client
-    final okhttp_version = '4.10.0-RC1'
-    implementation "com.squareup.okhttp3:okhttp:$okhttp_version"
-    implementation "com.squareup.okhttp3:logging-interceptor:$okhttp_version"
-    implementation "com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttp_version"
-    implementation 'com.squareup.okio:okio:2.9.0'
-
-    // TLS 1.3 support for Android < 10
-    implementation 'org.conscrypt:conscrypt-android:2.5.1'
-
-    // REST
-    final retrofit_version = '2.9.0'
-    implementation "com.squareup.retrofit2:retrofit:$retrofit_version"
-    implementation "com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:0.8.0"
-    implementation "com.squareup.retrofit2:converter-gson:$retrofit_version"
-    implementation "com.squareup.retrofit2:adapter-rxjava:$retrofit_version"
-
-    // JSON
-    final kotlin_serialization_version = '1.0.1'
-    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:$kotlin_serialization_version"
-    implementation "org.jetbrains.kotlinx:kotlinx-serialization-protobuf:$kotlin_serialization_version"
-    implementation 'com.google.code.gson:gson:2.8.6'
-    implementation 'com.github.salomonbrys.kotson:kotson:2.5.0'
-
-    // JavaScript engine
-    implementation 'com.squareup.duktape:duktape-android:1.3.0'
-
-    // Disk
-    implementation 'com.jakewharton:disklrucache:2.0.2'
-    implementation 'com.github.inorichi:unifile:e9ee588'
-    implementation 'com.github.junrar:junrar:7.4.0'
-
-    // HTML parser
-    implementation 'org.jsoup:jsoup:1.13.1'
-
-    // Database
-    implementation 'androidx.sqlite:sqlite-ktx:2.1.0'
-    implementation 'com.github.inorichi.storio:storio-common:8be19de@aar'
-    implementation 'com.github.inorichi.storio:storio-sqlite:8be19de@aar'
-    implementation 'io.requery:sqlite-android:3.33.0'
-
-    // Preferences
-    implementation 'com.github.tfcporciuncula.flow-preferences:flow-preferences:1.3.3'
-
-    // Model View Presenter
-    final nucleus_version = '3.0.0'
-    implementation "info.android15.nucleus:nucleus:$nucleus_version"
-    implementation "info.android15.nucleus:nucleus-support-v7:$nucleus_version"
-
-    // Dependency injection
-    implementation "com.github.inorichi.injekt:injekt-core:65b0440"
-
-    // Image library
-    final glide_version = '4.11.0'
-    implementation "com.github.bumptech.glide:glide:$glide_version"
-    implementation "com.github.bumptech.glide:okhttp3-integration:$glide_version"
-    kapt "com.github.bumptech.glide:compiler:$glide_version"
-
-    implementation 'com.github.tachiyomiorg:subsampling-scale-image-view:6caf219'
-
-    // Logging
-    implementation 'com.jakewharton.timber:timber:4.7.1'
-
-    // Crash reports
-    implementation 'ch.acra:acra-http:5.7.0'
-
-    // Sort
-    implementation 'com.github.gpanther:java-nat-sort:natural-comparator-1.1'
-
-    // UI
-    implementation 'com.dmitrymalkovich.android:material-design-dimens:1.4'
-    implementation 'com.github.dmytrodanylyk.android-process-button:library:1.0.4'
-    implementation 'eu.davidea:flexible-adapter:5.1.0'
-    implementation 'eu.davidea:flexible-adapter-ui:1.0.0'
-    implementation 'com.nononsenseapps:filepicker:2.5.2'
-    implementation 'com.nightlynexus.viewstatepageradapter:viewstatepageradapter:1.1.0'
-    implementation 'com.github.chrisbanes:PhotoView:2.3.0'
-    implementation 'com.github.carlosesco:DirectionalViewPager:a844dbca0a'
-
-    // 3.2.0+ introduces weird UI blinking or cut off issues on some devices
-    final material_dialogs_version = '3.1.1'
-    implementation "com.afollestad.material-dialogs:core:$material_dialogs_version"
-    implementation "com.afollestad.material-dialogs:input:$material_dialogs_version"
-    implementation "com.afollestad.material-dialogs:datetime:$material_dialogs_version"
-
-    // Conductor
-    implementation 'com.bluelinelabs:conductor:2.1.5'
-    implementation("com.bluelinelabs:conductor-support:2.1.5") {
-        exclude group: "com.android.support"
-    }
-    implementation 'com.github.tachiyomiorg:conductor-support-preference:1.1.1'
-
-    // FlowBinding
-    final flowbinding_version = '0.12.0'
-    implementation "io.github.reactivecircus.flowbinding:flowbinding-android:$flowbinding_version"
-    implementation "io.github.reactivecircus.flowbinding:flowbinding-appcompat:$flowbinding_version"
-    implementation "io.github.reactivecircus.flowbinding:flowbinding-recyclerview:$flowbinding_version"
-    implementation "io.github.reactivecircus.flowbinding:flowbinding-swiperefreshlayout:$flowbinding_version"
-    implementation "io.github.reactivecircus.flowbinding:flowbinding-viewpager:$flowbinding_version"
-
-    // Licenses
-    implementation "com.mikepenz:aboutlibraries:$BuildPluginsVersion.ABOUTLIB_PLUGIN"
-
-    // Tests
-    testImplementation 'junit:junit:4.13'
-    testImplementation 'org.assertj:assertj-core:3.16.1'
-    testImplementation 'org.mockito:mockito-core:1.10.19'
-
-    final robolectric_version = '3.1.4'
-    testImplementation "org.robolectric:robolectric:$robolectric_version"
-    testImplementation "org.robolectric:shadows-multidex:$robolectric_version"
-    testImplementation "org.robolectric:shadows-play-services:$robolectric_version"
-
-    implementation "org.jetbrains.kotlin:kotlin-reflect:$BuildPluginsVersion.KOTLIN"
-
-    final coroutines_version = '1.4.1'
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutines_version"
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines_version"
-
-    // For detecting memory leaks; see https://square.github.io/leakcanary/
-//    debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.4'
-}
-
-buildscript {
-    repositories {
-        mavenCentral()
-    }
-    dependencies {
-        classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$BuildPluginsVersion.KOTLIN"
-    }
-}
-
-repositories {
-    mavenCentral()
-    jcenter()
-}
-
-// See https://kotlinlang.org/docs/reference/experimental.html#experimental-status-of-experimental-api-markers
-tasks.withType(AbstractKotlinCompile).all {
-    kotlinOptions.freeCompilerArgs += [
-            "-Xopt-in=kotlin.Experimental",
-            "-Xopt-in=kotlin.RequiresOptIn",
-            "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
-            "-Xuse-experimental=kotlinx.coroutines.FlowPreview",
-            "-Xuse-experimental=kotlinx.coroutines.ExperimentalCoroutinesApi",
-            "-Xuse-experimental=kotlinx.serialization.ExperimentalSerializationApi",
-    ]
-}
-
-// Duplicating Hebrew string assets due to some locale code issues on different devices
-task copyHebrewStrings(type: Copy) {
-    from './src/main/res/values-he'
-    into './src/main/res/values-iw'
-    include '**/*'
-}
-
-preBuild.dependsOn(formatKotlin, copyHebrewStrings)
-
-if (getGradle().getStartParameter().getTaskRequests().toString().contains("Standard")) {
-    apply plugin: 'com.google.gms.google-services'
-}
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@ -0,0 +1,333 @@
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+import java.io.ByteArrayOutputStream
+import java.text.SimpleDateFormat
+import java.util.Date
+import java.util.TimeZone
+
+plugins {
+    id("com.android.application")
+    id("com.mikepenz.aboutlibraries.plugin")
+    kotlin("android")
+    kotlin("kapt")
+    kotlin("plugin.serialization")
+    id("com.github.zellius.shortcut-helper")
+}
+
+if (gradle.startParameter.taskRequests.toString().contains("Standard")) {
+    apply(plugin = "com.google.gms.google-services")
+}
+
+shortcutHelper.setFilePath("./shortcuts.xml")
+
+android {
+    compileSdkVersion(AndroidConfig.compileSdk)
+    buildToolsVersion(AndroidConfig.buildTools)
+    ndkVersion = AndroidConfig.ndk
+
+    defaultConfig {
+        applicationId = "eu.kanade.tachiyomi"
+        minSdkVersion(AndroidConfig.minSdk)
+        targetSdkVersion(AndroidConfig.targetSdk)
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        versionCode = 56
+        versionName = "0.10.9"
+
+        buildConfigField("String", "COMMIT_COUNT", "\"${getCommitCount()}\"")
+        buildConfigField("String", "COMMIT_SHA", "\"${getGitSha()}\"")
+        buildConfigField("String", "BUILD_TIME", "\"${getBuildTime()}\"")
+        buildConfigField("boolean", "INCLUDE_UPDATER", "false")
+
+        // Please disable ACRA or use your own instance in forked versions of the project
+        buildConfigField("String", "ACRA_URI", "\"https://tachiyomi.kanade.eu/crash_report\"")
+
+        multiDexEnabled = true
+
+        ndk {
+            abiFilters += setOf("armeabi-v7a", "arm64-v8a", "x86")
+        }
+    }
+
+    buildFeatures {
+        viewBinding = true
+    }
+
+    buildTypes {
+        named("debug") {
+            versionNameSuffix = "-${getCommitCount()}"
+            applicationIdSuffix = ".debug"
+        }
+        named("release") {
+            /*named("postprocessing") {
+                postprocessing {
+                    isObfuscate = false
+                    isOptimizeCode = true
+                    isRemoveUnusedCode = false
+                    isRemoveUnusedResources = true
+                }
+                setProguardFiles(listOf(getDefaultProguardFile("proguard-android.txt"), "proguard-rules.pro"))
+            }*/
+        }
+    }
+
+    flavorDimensions("default")
+
+    productFlavors {
+        create("standard") {
+            buildConfigField("boolean", "INCLUDE_UPDATER", "true")
+            dimension = "default"
+        }
+        create("fdroid") {
+            dimension = "default"
+        }
+        create("dev") {
+            resConfigs("en", "xxhdpi")
+            dimension = "default"
+        }
+    }
+
+    packagingOptions {
+        exclude("META-INF/DEPENDENCIES")
+        exclude("LICENSE.txt")
+        exclude("META-INF/LICENSE")
+        exclude("META-INF/LICENSE.txt")
+        exclude("META-INF/NOTICE")
+    }
+
+    dependenciesInfo {
+        includeInApk = false
+    }
+
+    lintOptions {
+        disable("MissingTranslation", "ExtraTranslation")
+        isAbortOnError = false
+        isCheckReleaseBuilds = false
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    kotlinOptions {
+        jvmTarget = JavaVersion.VERSION_1_8.toString()
+    }
+}
+
+dependencies {
+
+    // Source models and interfaces from Tachiyomi 1.x
+    implementation("tachiyomi.sourceapi:source-api:1.1")
+
+    // AndroidX libraries
+    implementation("androidx.annotation:annotation:1.2.0-beta01")
+    implementation("androidx.appcompat:appcompat:1.3.0-beta01")
+    implementation("androidx.biometric:biometric-ktx:1.2.0-alpha02")
+    implementation("androidx.browser:browser:1.3.0")
+    implementation("androidx.cardview:cardview:1.0.0")
+    implementation("androidx.constraintlayout:constraintlayout:2.1.0-alpha2")
+    implementation("androidx.coordinatorlayout:coordinatorlayout:1.1.0")
+    implementation("androidx.core:core-ktx:1.5.0-beta01")
+    implementation("androidx.multidex:multidex:2.0.1")
+    implementation("androidx.preference:preference-ktx:1.1.1")
+    implementation("androidx.recyclerview:recyclerview:1.2.0-beta01")
+    implementation("androidx.swiperefreshlayout:swiperefreshlayout:1.2.0-alpha01")
+
+    val lifecycleVersion = "2.3.0-rc01"
+    implementation("androidx.lifecycle:lifecycle-common-java8:$lifecycleVersion")
+    implementation("androidx.lifecycle:lifecycle-process:$lifecycleVersion")
+    implementation("androidx.lifecycle:lifecycle-runtime-ktx:$lifecycleVersion")
+
+    // Job scheduling
+    implementation("androidx.work:work-runtime-ktx:2.5.0")
+
+    // UI library
+    implementation("com.google.android.material:material:1.3.0")
+
+    "standardImplementation"("com.google.firebase:firebase-core:18.0.2")
+
+    // ReactiveX
+    implementation("io.reactivex:rxandroid:1.2.1")
+    implementation("io.reactivex:rxjava:1.3.8")
+    implementation("com.jakewharton.rxrelay:rxrelay:1.2.0")
+    implementation("com.github.pwittchen:reactivenetwork:0.13.0")
+
+    // Network client
+    val okhttpVersion = "4.10.0-RC1"
+    implementation("com.squareup.okhttp3:okhttp:$okhttpVersion")
+    implementation("com.squareup.okhttp3:logging-interceptor:$okhttpVersion")
+    implementation("com.squareup.okhttp3:okhttp-dnsoverhttps:$okhttpVersion")
+    implementation("com.squareup.okio:okio:2.10.0")
+
+    // TLS 1.3 support for Android < 10
+    implementation("org.conscrypt:conscrypt-android:2.5.1")
+
+    // JSON
+    val kotlinSerializationVersion = "1.0.1"
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:$kotlinSerializationVersion")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-protobuf:$kotlinSerializationVersion")
+    implementation("com.google.code.gson:gson:2.8.6")
+    implementation("com.github.salomonbrys.kotson:kotson:2.5.0")
+
+    // JavaScript engine
+    implementation("com.squareup.duktape:duktape-android:1.3.0")
+
+    // Disk
+    implementation("com.jakewharton:disklrucache:2.0.2")
+    implementation("com.github.inorichi:unifile:e9ee588")
+    implementation("com.github.junrar:junrar:7.4.0")
+
+    // HTML parser
+    implementation("org.jsoup:jsoup:1.13.1")
+
+    // Database
+    implementation("androidx.sqlite:sqlite-ktx:2.1.0")
+    implementation("com.github.inorichi.storio:storio-common:8be19de@aar")
+    implementation("com.github.inorichi.storio:storio-sqlite:8be19de@aar")
+    implementation("io.requery:sqlite-android:3.33.0")
+
+    // Preferences
+    implementation("com.github.tfcporciuncula.flow-preferences:flow-preferences:1.3.3")
+
+    // Model View Presenter
+    val nucleusVersion = "3.0.0"
+    implementation("info.android15.nucleus:nucleus:$nucleusVersion")
+    implementation("info.android15.nucleus:nucleus-support-v7:$nucleusVersion")
+
+    // Dependency injection
+    implementation("com.github.inorichi.injekt:injekt-core:65b0440")
+
+    // Image library
+    val glideVersion = "4.11.0"
+    implementation("com.github.bumptech.glide:glide:$glideVersion")
+    implementation("com.github.bumptech.glide:okhttp3-integration:$glideVersion")
+    kapt("com.github.bumptech.glide:compiler:$glideVersion")
+
+    implementation("com.github.tachiyomiorg:subsampling-scale-image-view:6caf219")
+    // TODO: switch to new decoder for stable releases
+    // implementation("com.github.tachiyomiorg:subsampling-scale-image-view:ca26317")
+
+    // Logging
+    implementation("com.jakewharton.timber:timber:4.7.1")
+
+    // Crash reports
+    implementation("ch.acra:acra-http:5.7.0")
+
+    // Sort
+    implementation("com.github.gpanther:java-nat-sort:natural-comparator-1.1")
+
+    // UI
+    implementation("com.dmitrymalkovich.android:material-design-dimens:1.4")
+    implementation("com.github.dmytrodanylyk.android-process-button:library:1.0.4")
+    implementation("eu.davidea:flexible-adapter:5.1.0")
+    implementation("eu.davidea:flexible-adapter-ui:1.0.0")
+    implementation("com.nightlynexus.viewstatepageradapter:viewstatepageradapter:1.1.0")
+    implementation("com.github.chrisbanes:PhotoView:2.3.0")
+    implementation("com.github.tachiyomiorg:DirectionalViewPager:7d0617d")
+
+    // 3.2.0+ introduces weird UI blinking or cut off issues on some devices
+    val materialDialogsVersion = "3.1.1"
+    implementation("com.afollestad.material-dialogs:core:$materialDialogsVersion")
+    implementation("com.afollestad.material-dialogs:input:$materialDialogsVersion")
+    implementation("com.afollestad.material-dialogs:datetime:$materialDialogsVersion")
+
+    // Conductor
+    implementation("com.bluelinelabs:conductor:2.1.5")
+    implementation("com.bluelinelabs:conductor-support:2.1.5") {
+        exclude(group = "com.android.support")
+    }
+    implementation("com.github.tachiyomiorg:conductor-support-preference:1.1.1")
+
+    // FlowBinding
+    val flowbindingVersion = "0.12.0"
+    implementation("io.github.reactivecircus.flowbinding:flowbinding-android:$flowbindingVersion")
+    implementation("io.github.reactivecircus.flowbinding:flowbinding-appcompat:$flowbindingVersion")
+    implementation("io.github.reactivecircus.flowbinding:flowbinding-recyclerview:$flowbindingVersion")
+    implementation("io.github.reactivecircus.flowbinding:flowbinding-swiperefreshlayout:$flowbindingVersion")
+    implementation("io.github.reactivecircus.flowbinding:flowbinding-viewpager:$flowbindingVersion")
+
+    // Licenses
+    implementation("com.mikepenz:aboutlibraries:${BuildPluginsVersion.ABOUTLIB_PLUGIN}")
+
+    // Tests
+    testImplementation("junit:junit:4.13.1")
+    testImplementation("org.assertj:assertj-core:3.16.1")
+    testImplementation("org.mockito:mockito-core:1.10.19")
+
+    val robolectricVersion = "3.1.4"
+    testImplementation("org.robolectric:robolectric:$robolectricVersion")
+    testImplementation("org.robolectric:shadows-multidex:$robolectricVersion")
+    testImplementation("org.robolectric:shadows-play-services:$robolectricVersion")
+
+    implementation(kotlin("reflect", version = BuildPluginsVersion.KOTLIN))
+
+    val coroutinesVersion = "1.4.2"
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:$coroutinesVersion")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutinesVersion")
+
+    // For detecting memory leaks; see https://square.github.io/leakcanary/
+    // debugImplementation("com.squareup.leakcanary:leakcanary-android:2.6")
+}
+
+tasks {
+    // See https://kotlinlang.org/docs/reference/experimental.html#experimental-status-of-experimental-api(-markers)
+    withType<KotlinCompile> {
+        kotlinOptions.freeCompilerArgs += listOf(
+            "-Xopt-in=kotlin.Experimental",
+            "-Xopt-in=kotlin.RequiresOptIn",
+            "-Xuse-experimental=kotlin.ExperimentalStdlibApi",
+            "-Xuse-experimental=kotlinx.coroutines.FlowPreview",
+            "-Xuse-experimental=kotlinx.coroutines.ExperimentalCoroutinesApi",
+            "-Xuse-experimental=kotlinx.coroutines.InternalCoroutinesApi",
+            "-Xuse-experimental=kotlinx.serialization.ExperimentalSerializationApi"
+        )
+    }
+
+    // Duplicating Hebrew string assets due to some locale code issues on different devices
+    val copyHebrewStrings = task("copyHebrewStrings", type = Copy::class) {
+        from("./src/main/res/values-he")
+        into("./src/main/res/values-iw")
+        include("**/*")
+    }
+
+    preBuild {
+        dependsOn(formatKotlin, copyHebrewStrings)
+    }
+}
+
+
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath(kotlin("gradle-plugin", version = BuildPluginsVersion.KOTLIN))
+    }
+}
+
+
+// Git is needed in your system PATH for these commands to work.
+// If it's not installed, you can return a random value as a workaround
+fun getCommitCount(): String {
+    return runCommand("git rev-list --count HEAD")
+    // return "1"
+}
+
+fun getGitSha(): String {
+    return runCommand("git rev-parse --short HEAD")
+    // return "1"
+}
+
+fun getBuildTime(): String {
+    val df = SimpleDateFormat("yyyy-MM-dd'T'HH:mm'Z'")
+    df.timeZone = TimeZone.getTimeZone("UTC")
+    return df.format(Date())
+}
+
+fun runCommand(command: String): String {
+    val byteOut = ByteArrayOutputStream()
+    project.exec {
+        commandLine = command.split(" ")
+        standardOutput = byteOut
+    }
+    return String(byteOut.toByteArray()).trim()
+}
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@ -2,16 +2,24 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="eu.kanade.tachiyomi">

+    <!-- Internet -->
    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+
+    <!-- Storage -->
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+
+    <!-- For background jobs -->
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />
-    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
    <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
+
+    <!-- For managing extensions -->
    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
    <uses-permission android:name="android.permission.REQUEST_DELETE_PACKAGES" />
-    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <!-- To view extension packages in API 30+ -->
+    <uses-permission android:name="android.permission.QUERY_ALL_PACKAGES" />

    <application
        android:name=".App"
@ -43,7 +51,7 @@
            android:name=".ui.main.DeepLinkActivity"
            android:launchMode="singleTask"
            android:theme="@android:style/Theme.NoDisplay"
-            android:label="@string/process_text_action_name">
+            android:label="@string/action_global_search">
            <intent-filter>
                <action android:name="android.intent.action.SEARCH" />
                <action android:name="com.google.android.gms.actions.SEARCH_ACTION" />
@ -55,7 +63,7 @@
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
            <intent-filter>
-                <action android:name="android.intent.action.PROCESS_TEXT" />
+                <action android:name="android.intent.action.SEND" />
                <category android:name="android.intent.category.DEFAULT" />
                <data android:mimeType="text/plain" />
            </intent-filter>
@ -80,10 +88,6 @@
        <activity
            android:name=".ui.webview.WebViewActivity"
            android:configChanges="uiMode|orientation|screenSize" />
-        <activity
-            android:name=".widget.CustomLayoutPickerActivity"
-            android:label="@string/app_name"
-            android:theme="@style/FilePickerTheme" />
        <activity
            android:name=".ui.setting.track.AnilistLoginActivity"
            android:label="Anilist">
@ -100,7 +104,18 @@
        </activity>
        <activity
            android:name=".ui.setting.track.MyAnimeListLoginActivity"
-            android:configChanges="uiMode|orientation|screenSize" />
+            android:label="MyAnimeList">
+            <intent-filter>
+                <action android:name="android.intent.action.VIEW" />
+
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE" />
+
+                <data
+                    android:host="myanimelist-auth"
+                    android:scheme="tachiyomi" />
+            </intent-filter>
+        </activity>
        <activity
            android:name=".ui.setting.track.ShikimoriLoginActivity"
            android:label="Shikimori">
--- a/app/src/main/java/eu/kanade/tachiyomi/App.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/App.kt
@ -20,9 +20,7 @@ import org.acra.sender.HttpSender
 import org.conscrypt.Conscrypt
 import timber.log.Timber
 import uy.kohesive.injekt.Injekt
-import uy.kohesive.injekt.api.InjektScope
 import uy.kohesive.injekt.injectLazy
-import uy.kohesive.injekt.registry.default.DefaultRegistrar
 import java.security.Security

@AcraCore(
@ -30,30 +28,22 @@ import java.security.Security
    excludeMatchingSharedPreferencesKeys = [".*username.*", ".*password.*", ".*token.*"]
 )
@AcraHttpSender(
-    uri = "https://tachiyomi.kanade.eu/crash_report",
+    uri = BuildConfig.ACRA_URI,
    httpMethod = HttpSender.Method.PUT
 )
 open class App : Application(), LifecycleObserver {

+    private val preferences: PreferencesHelper by injectLazy()
+
    override fun onCreate() {
        super.onCreate()
        if (BuildConfig.DEBUG) Timber.plant(Timber.DebugTree())

-        // Debug tool; see https://fbflipper.com/
-        // SoLoader.init(this, false)
-        // if (BuildConfig.DEBUG && FlipperUtils.shouldEnableFlipper(this)) {
-        //     val client = AndroidFlipperClient.getInstance(this)
-        //     client.addPlugin(InspectorFlipperPlugin(this, DescriptorMapping.withDefaults()))
-        //     client.addPlugin(DatabasesFlipperPlugin(this))
-        //     client.start()
-        // }
-
        // TLS 1.3 support for Android < 10
        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.Q) {
            Security.insertProviderAt(Conscrypt.newProvider(), 1)
        }

-        Injekt = InjektScope(DefaultRegistrar())
        Injekt.importModule(AppModule(this))

        setupAcra()
@ -77,14 +67,15 @@ open class App : Application(), LifecycleObserver {
    @OnLifecycleEvent(Lifecycle.Event.ON_STOP)
    @Suppress("unused")
    fun onAppBackgrounded() {
-        val preferences: PreferencesHelper by injectLazy()
        if (preferences.lockAppAfter().get() >= 0) {
            SecureActivityDelegate.locked = true
        }
    }

    protected open fun setupAcra() {
-        ACRA.init(this)
+        if (BuildConfig.FLAVOR != "dev") {
+            ACRA.init(this)
+        }
    }

    protected open fun setupNotificationChannels() {
--- a/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/AppModule.kt
@ -1,6 +1,7 @@
 package eu.kanade.tachiyomi

 import android.app.Application
+import android.os.Handler
 import com.google.gson.Gson
 import eu.kanade.tachiyomi.data.cache.ChapterCache
 import eu.kanade.tachiyomi.data.cache.CoverCache
@ -11,8 +12,6 @@ import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.extension.ExtensionManager
 import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.source.SourceManager
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.launch
 import kotlinx.serialization.json.Json
 import uy.kohesive.injekt.api.InjektModule
 import uy.kohesive.injekt.api.InjektRegistrar
@ -48,15 +47,16 @@ class AppModule(val app: Application) : InjektModule {
        addSingletonFactory { Json { ignoreUnknownKeys = true } }

        // Asynchronously init expensive components for a faster cold start
+        Handler().post {
+            get<PreferencesHelper>()

-        GlobalScope.launch { get<PreferencesHelper>() }
+            get<NetworkHelper>()

-        GlobalScope.launch { get<NetworkHelper>() }
+            get<SourceManager>()

-        GlobalScope.launch { get<SourceManager>() }
+            get<DatabaseHelper>()

-        GlobalScope.launch { get<DatabaseHelper>() }
-
-        GlobalScope.launch { get<DownloadManager>() }
+            get<DownloadManager>()
+        }
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/Migrations.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/Migrations.kt
@ -10,6 +10,7 @@ import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.data.updater.UpdaterJob
 import eu.kanade.tachiyomi.extension.ExtensionUpdateJob
 import eu.kanade.tachiyomi.ui.library.LibrarySort
+import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.widget.ExtendedNavigationView
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
@ -92,6 +93,7 @@ object Migrations {
            }
            if (oldVersion < 44) {
                // Reset sorting preference if using removed sort by source
+                @Suppress("DEPRECATION")
                if (preferences.librarySortingMode().get() == LibrarySort.SOURCE) {
                    preferences.librarySortingMode().set(LibrarySort.ALPHA)
                }
@ -114,10 +116,16 @@ object Migrations {
                    putInt(PreferenceKeys.filterCompleted, convertBooleanPrefToTriState("pref_filter_completed_key"))
                    remove("pref_filter_completed_key")
                }
-
+            }
+            if (oldVersion < 54) {
                // Force MAL log out due to login flow change
+                // v52: switched from scraping to WebView
+                // v53: switched from WebView to OAuth
                val trackManager = Injekt.get<TrackManager>()
-                trackManager.myAnimeList.logout()
+                if (trackManager.myAnimeList.isLogged) {
+                    trackManager.myAnimeList.logout()
+                    context.toast(R.string.myanimelist_relogin)
+                }
            }
            return true
        }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/AbstractBackupManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/AbstractBackupManager.kt
@ -5,12 +5,13 @@ import android.net.Uri
 import eu.kanade.tachiyomi.data.database.DatabaseHelper
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.database.models.toMangaInfo
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.SourceManager
+import eu.kanade.tachiyomi.source.model.toSChapter
 import eu.kanade.tachiyomi.util.chapter.syncChaptersWithSource
-import rx.Observable
 import uy.kohesive.injekt.injectLazy

 abstract class AbstractBackupManager(protected val context: Context) {
@ -31,22 +32,22 @@ abstract class AbstractBackupManager(protected val context: Context) {
        databaseHelper.getManga(manga.url, manga.source).executeAsBlocking()

    /**
-     * [Observable] that fetches chapter information
+     * Fetches chapter information.
     *
     * @param source source of manga
     * @param manga manga that needs updating
     * @param chapters list of chapters in the backup
-     * @return [Observable] that contains manga
+     * @return Updated manga chapters.
     */
-    internal fun restoreChapterFetchObservable(source: Source, manga: Manga, chapters: List<Chapter>): Observable<Pair<List<Chapter>, List<Chapter>>> {
-        return source.fetchChapterList(manga)
-            .map { syncChaptersWithSource(databaseHelper, it, manga, source) }
-            .doOnNext { (first) ->
-                if (first.isNotEmpty()) {
-                    chapters.forEach { it.manga_id = manga.id }
-                    updateChapters(chapters)
-                }
-            }
+    internal suspend fun restoreChapters(source: Source, manga: Manga, chapters: List<Chapter>): Pair<List<Chapter>, List<Chapter>> {
+        val fetchedChapters = source.getChapterList(manga.toMangaInfo())
+            .map { it.toSChapter() }
+        val syncedChapters = syncChaptersWithSource(databaseHelper, fetchedChapters, manga, source)
+        if (syncedChapters.first.isNotEmpty()) {
+            chapters.forEach { it.manga_id = manga.id }
+            updateChapters(chapters)
+        }
+        return syncedChapters
    }

    /**
@ -79,6 +80,13 @@ abstract class AbstractBackupManager(protected val context: Context) {
        databaseHelper.updateChaptersBackup(chapters).executeAsBlocking()
    }

+    /**
+     * Updates a list of chapters with known database ids
+     */
+    protected fun updateKnownChapters(chapters: List<Chapter>) {
+        databaseHelper.updateKnownChaptersBackup(chapters).executeAsBlocking()
+    }
+
    /**
     * Return number of backups.
     *
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/AbstractBackupRestore.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/AbstractBackupRestore.kt
@ -10,8 +10,8 @@ import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.util.chapter.NoChaptersException
+import eu.kanade.tachiyomi.util.system.createFileInCacheDir
 import kotlinx.coroutines.Job
-import rx.Observable
 import uy.kohesive.injekt.injectLazy
 import java.io.File
 import java.text.SimpleDateFormat
@ -37,9 +37,9 @@ abstract class AbstractBackupRestore<T : AbstractBackupManager>(protected val co

    protected val errors = mutableListOf<Pair<Date, String>>()

-    abstract fun performRestore(uri: Uri): Boolean
+    abstract suspend fun performRestore(uri: Uri): Boolean

-    fun restoreBackup(uri: Uri): Boolean {
+    suspend fun restoreBackup(uri: Uri): Boolean {
        val startTime = System.currentTimeMillis()
        restoreProgress = 0
        errors.clear()
@ -58,48 +58,48 @@ abstract class AbstractBackupRestore<T : AbstractBackupManager>(protected val co
    }

    /**
-     * [Observable] that fetches chapter information
+     * Fetches chapter information.
     *
     * @param source source of manga
     * @param manga manga that needs updating
-     * @return [Observable] that contains manga
+     * @return Updated manga chapters.
     */
-    internal fun chapterFetchObservable(source: Source, manga: Manga, chapters: List<Chapter>): Observable<Pair<List<Chapter>, List<Chapter>>> {
-        return backupManager.restoreChapterFetchObservable(source, manga, chapters)
+    internal suspend fun updateChapters(source: Source, manga: Manga, chapters: List<Chapter>): Pair<List<Chapter>, List<Chapter>> {
+        return try {
+            backupManager.restoreChapters(source, manga, chapters)
+        } catch (e: Exception) {
            // If there's any error, return empty update and continue.
-            .onErrorReturn {
-                val errorMessage = if (it is NoChaptersException) {
-                    context.getString(R.string.no_chapters_error)
-                } else {
-                    it.message
-                }
-                errors.add(Date() to "${manga.title} - $errorMessage")
-                Pair(emptyList(), emptyList())
+            val errorMessage = if (e is NoChaptersException) {
+                context.getString(R.string.no_chapters_error)
+            } else {
+                e.message
            }
+            errors.add(Date() to "${manga.title} - $errorMessage")
+            Pair(emptyList(), emptyList())
+        }
    }

    /**
-     * [Observable] that refreshes tracking information
+     * Refreshes tracking information.
+     *
     * @param manga manga that needs updating.
     * @param tracks list containing tracks from restore file.
-     * @return [Observable] that contains updated track item
     */
-    internal fun trackingFetchObservable(manga: Manga, tracks: List<Track>): Observable<Track> {
-        return Observable.from(tracks)
-            .flatMap { track ->
-                val service = trackManager.getService(track.sync_id)
-                if (service != null && service.isLogged) {
-                    service.refresh(track)
-                        .doOnNext { db.insertTrack(it).executeAsBlocking() }
-                        .onErrorReturn {
-                            errors.add(Date() to "${manga.title} - ${it.message}")
-                            track
-                        }
-                } else {
-                    errors.add(Date() to "${manga.title} - ${context.getString(R.string.tracker_not_logged_in, service?.name)}")
-                    Observable.empty()
+    internal suspend fun updateTracking(manga: Manga, tracks: List<Track>) {
+        tracks.forEach { track ->
+            val service = trackManager.getService(track.sync_id)
+            if (service != null && service.isLogged) {
+                try {
+                    val updatedTrack = service.refresh(track)
+                    db.insertTrack(updatedTrack).executeAsBlocking()
+                } catch (e: Exception) {
+                    errors.add(Date() to "${manga.title} - ${e.message}")
                }
+            } else {
+                val serviceName = service?.nameRes()?.let { context.getString(it) }
+                errors.add(Date() to "${manga.title} - ${context.getString(R.string.tracker_not_logged_in, serviceName)}")
            }
+        }
    }

    /**
@ -120,15 +120,15 @@ abstract class AbstractBackupRestore<T : AbstractBackupManager>(protected val co
    internal fun writeErrorLog(): File {
        try {
            if (errors.isNotEmpty()) {
-                val destFile = File(context.externalCacheDir, "tachiyomi_restore.txt")
+                val file = context.createFileInCacheDir("tachiyomi_restore.txt")
                val sdf = SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS", Locale.getDefault())

-                destFile.bufferedWriter().use { out ->
+                file.bufferedWriter().use { out ->
                    errors.forEach { (date, message) ->
                        out.write("[${sdf.format(date)}] $message\n")
                    }
                }
-                return destFile
+                return file
            }
        } catch (e: Exception) {
            // Empty
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreateService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupCreateService.kt
@ -111,7 +111,7 @@ class BackupCreateService : Service() {

            val backupFileUri = backupManager.createBackup(uri, backupFlags, false)?.toUri()
            val unifile = UniFile.fromUri(this, backupFileUri)
-            notifier.showBackupComplete(unifile)
+            notifier.showBackupComplete(unifile, backupType == BackupConst.BACKUP_TYPE_LEGACY)
        } catch (e: Exception) {
            notifier.showBackupError(e.message)
        }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupNotifier.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupNotifier.kt
@ -60,7 +60,7 @@ class BackupNotifier(private val context: Context) {
        }
    }

-    fun showBackupComplete(unifile: UniFile) {
+    fun showBackupComplete(unifile: UniFile, isLegacyFormat: Boolean) {
        context.notificationManager.cancel(Notifications.ID_BACKUP_PROGRESS)

        with(completeNotificationBuilder) {
@ -68,14 +68,12 @@ class BackupNotifier(private val context: Context) {
            setContentText(unifile.filePath ?: unifile.name)

            // Clear old actions if they exist
-            if (mActions.isNotEmpty()) {
-                mActions.clear()
-            }
+            clearActions()

            addAction(
                R.drawable.ic_share_24dp,
                context.getString(R.string.action_share),
-                NotificationReceiver.shareBackupPendingBroadcast(context, unifile.uri, Notifications.ID_BACKUP_COMPLETE)
+                NotificationReceiver.shareBackupPendingBroadcast(context, unifile.uri, isLegacyFormat, Notifications.ID_BACKUP_COMPLETE)
            )

            show(Notifications.ID_BACKUP_COMPLETE)
@ -94,9 +92,7 @@ class BackupNotifier(private val context: Context) {
            setOnlyAlertOnce(true)

            // Clear old actions if they exist
-            if (mActions.isNotEmpty()) {
-                mActions.clear()
-            }
+            clearActions()

            addAction(
                R.drawable.ic_close_24dp,
@ -137,16 +133,14 @@ class BackupNotifier(private val context: Context) {
            setContentText(context.resources.getQuantityString(R.plurals.restore_completed_message, errorCount, timeString, errorCount))

            // Clear old actions if they exist
-            if (mActions.isNotEmpty()) {
-                mActions.clear()
-            }
+            clearActions()

            if (errorCount > 0 && !path.isNullOrEmpty() && !file.isNullOrEmpty()) {
                val destFile = File(path, file)
                val uri = destFile.getUriCompat(context)

                addAction(
-                    R.drawable.nnf_ic_file_folder,
+                    R.drawable.ic_folder_24dp,
                    context.getString(R.string.action_open_log),
                    NotificationReceiver.openErrorLogPendingActivity(context, uri)
                )
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupRestoreService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/BackupRestoreService.kt
@ -14,7 +14,10 @@ import eu.kanade.tachiyomi.data.notification.Notifications
 import eu.kanade.tachiyomi.util.system.acquireWakeLock
 import eu.kanade.tachiyomi.util.system.isServiceRunning
 import kotlinx.coroutines.CoroutineExceptionHandler
-import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 import timber.log.Timber

@ -68,12 +71,14 @@ class BackupRestoreService : Service() {
     */
    private lateinit var wakeLock: PowerManager.WakeLock

+    private lateinit var ioScope: CoroutineScope
    private var backupRestore: AbstractBackupRestore<*>? = null
    private lateinit var notifier: BackupNotifier

    override fun onCreate() {
        super.onCreate()

+        ioScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
        notifier = BackupNotifier(this)
        wakeLock = acquireWakeLock(javaClass.name)

@ -92,6 +97,7 @@ class BackupRestoreService : Service() {

    private fun destroyJob() {
        backupRestore?.job?.cancel()
+        ioScope?.cancel()
        if (wakeLock.isHeld) {
            wakeLock.release()
        }
@ -122,6 +128,7 @@ class BackupRestoreService : Service() {
            BackupConst.BACKUP_TYPE_FULL -> FullBackupRestore(this, notifier, online)
            else -> LegacyBackupRestore(this, notifier)
        }
+
        val handler = CoroutineExceptionHandler { _, exception ->
            Timber.e(exception)
            backupRestore?.writeErrorLog()
@ -129,14 +136,15 @@ class BackupRestoreService : Service() {
            notifier.showRestoreError(exception.message)
            stopSelf(startId)
        }
-        backupRestore?.job = GlobalScope.launch(handler) {
+        val job = ioScope.launch(handler) {
            if (backupRestore?.restoreBackup(uri) == false) {
                notifier.showRestoreError(getString(R.string.restoring_backup_canceled))
            }
        }
-        backupRestore?.job?.invokeOnCompletion {
+        job.invokeOnCompletion {
            stopSelf(startId)
        }
+        backupRestore?.job = job

        return START_NOT_STICKY
    }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupManager.kt
@ -26,17 +26,16 @@ import eu.kanade.tachiyomi.data.database.models.History
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.database.models.MangaCategory
 import eu.kanade.tachiyomi.data.database.models.Track
+import eu.kanade.tachiyomi.data.database.models.toMangaInfo
 import eu.kanade.tachiyomi.source.Source
-import kotlinx.serialization.ExperimentalSerializationApi
+import eu.kanade.tachiyomi.source.model.toSManga
 import kotlinx.serialization.protobuf.ProtoBuf
 import okio.buffer
 import okio.gzip
 import okio.sink
-import rx.Observable
 import timber.log.Timber
 import kotlin.math.max

-@OptIn(ExperimentalSerializationApi::class)
 class FullBackupManager(context: Context) : AbstractBackupManager(context) {

    val parser = ProtoBuf
@ -182,29 +181,26 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
    }

    /**
-     * [Observable] that fetches manga information
+     * Fetches manga information
     *
     * @param source source of manga
     * @param manga manga that needs updating
-     * @return [Observable] that contains manga
+     * @return Updated manga info.
     */
-    fun restoreMangaFetchObservable(source: Source?, manga: Manga, online: Boolean): Observable<Manga> {
+    suspend fun restoreMangaFetch(source: Source?, manga: Manga, online: Boolean): Manga {
        return if (online && source != null) {
-            source.fetchMangaDetails(manga)
-                .map { networkManga ->
-                    manga.copyFrom(networkManga)
-                    manga.favorite = manga.favorite
-                    manga.initialized = true
-                    manga.id = insertManga(manga)
-                    manga
-                }
+            val networkManga = source.getMangaDetails(manga.toMangaInfo())
+            manga.also {
+                it.copyFrom(networkManga.toSManga())
+                it.favorite = manga.favorite
+                it.initialized = true
+                it.id = insertManga(manga)
+            }
        } else {
-            Observable.just(manga)
-                .map {
-                    it.initialized = it.description != null
-                    it.id = insertManga(it)
-                    it
-                }
+            manga.also {
+                it.initialized = it.description != null
+                it.id = insertManga(it)
+            }
        }
    }

@ -249,7 +245,7 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
     */
    internal fun restoreCategoriesForManga(manga: Manga, categories: List<Int>, backupCategories: List<BackupCategory>) {
        val dbCategories = databaseHelper.getCategories().executeAsBlocking()
-        val mangaCategoriesToUpdate = mutableListOf<MangaCategory>()
+        val mangaCategoriesToUpdate = ArrayList<MangaCategory>(categories.size)
        categories.forEach { backupCategoryOrder ->
            backupCategories.firstOrNull {
                it.order == backupCategoryOrder
@ -276,7 +272,7 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
     */
    internal fun restoreHistoryForManga(history: List<BackupHistory>) {
        // List containing history to be updated
-        val historyToBeUpdated = mutableListOf<History>()
+        val historyToBeUpdated = ArrayList<History>(history.size)
        for ((url, lastRead) in history) {
            val dbHistory = databaseHelper.getHistoryByChapterUrl(url).executeAsBlocking()
            // Check if history already in database and update
@ -360,9 +356,8 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
        }

        chapters.forEach { chapter ->
-            val pos = dbChapters.indexOfFirst { it.url == chapter.url }
-            if (pos != -1) {
-                val dbChapter = dbChapters[pos]
+            val dbChapter = dbChapters.find { it.url == chapter.url }
+            if (dbChapter != null) {
                chapter.id = dbChapter.id
                chapter.copyFrom(dbChapter)
                if (dbChapter.read && !chapter.read) {
@ -375,12 +370,13 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
                    chapter.bookmark = dbChapter.bookmark
                }
            }
-        }
-        // Filter the chapters that couldn't be found.
-        chapters.filter { it.id != null }
-        chapters.map { it.manga_id = manga.id }

-        updateChapters(chapters)
+            chapter.manga_id = manga.id
+        }
+
+        // Filter the chapters that couldn't be found.
+        updateChapters(chapters.filter { it.id != null })
+
        return true
    }

@ -388,9 +384,8 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
        val dbChapters = databaseHelper.getChapters(manga).executeAsBlocking()

        chapters.forEach { chapter ->
-            val pos = dbChapters.indexOfFirst { it.url == chapter.url }
-            if (pos != -1) {
-                val dbChapter = dbChapters[pos]
+            val dbChapter = dbChapters.find { it.url == chapter.url }
+            if (dbChapter != null) {
                chapter.id = dbChapter.id
                chapter.copyFrom(dbChapter)
                if (dbChapter.read && !chapter.read) {
@ -403,10 +398,12 @@ class FullBackupManager(context: Context) : AbstractBackupManager(context) {
                    chapter.bookmark = dbChapter.bookmark
                }
            }
-        }
-        chapters.map { it.manga_id = manga.id }

-        updateChapters(chapters.filter { it.id != null })
-        insertChapters(chapters.filter { it.id == null })
+            chapter.manga_id = manga.id
+        }
+
+        val newChapters = chapters.groupBy { it.id != null }
+        newChapters[true]?.let { updateKnownChapters(it) }
+        newChapters[false]?.let { insertChapters(it) }
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupRestore.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupRestore.kt
@ -13,17 +13,14 @@ import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.source.Source
-import kotlinx.serialization.ExperimentalSerializationApi
 import okio.buffer
 import okio.gzip
 import okio.source
-import rx.Observable
 import java.util.Date

-@OptIn(ExperimentalSerializationApi::class)
 class FullBackupRestore(context: Context, notifier: BackupNotifier, private val online: Boolean) : AbstractBackupRestore<FullBackupManager>(context, notifier) {

-    override fun performRestore(uri: Uri): Boolean {
+    override suspend fun performRestore(uri: Uri): Boolean {
        backupManager = FullBackupManager(context)

        val backupString = context.contentResolver.openInputStream(uri)!!.source().gzip().buffer().use { it.readByteArray() }
@ -60,23 +57,24 @@ class FullBackupRestore(context: Context, notifier: BackupNotifier, private val
        showRestoreProgress(restoreProgress, restoreAmount, context.getString(R.string.categories))
    }

-    private fun restoreManga(backupManga: BackupManga, backupCategories: List<BackupCategory>, online: Boolean) {
+    private suspend fun restoreManga(backupManga: BackupManga, backupCategories: List<BackupCategory>, online: Boolean) {
        val manga = backupManga.getMangaImpl()
        val chapters = backupManga.getChaptersImpl()
        val categories = backupManga.categories
        val history = backupManga.history
        val tracks = backupManga.getTrackingImpl()

+        val source = backupManager.sourceManager.get(manga.source)
+        val sourceName = sourceMapping[manga.source] ?: manga.source.toString()
+
        try {
-            val source = backupManager.sourceManager.get(manga.source)
            if (source != null || !online) {
                restoreMangaData(manga, source, chapters, categories, history, tracks, backupCategories, online)
            } else {
-                val sourceName = sourceMapping[manga.source] ?: manga.source.toString()
-                errors.add(Date() to "${manga.title} - ${context.getString(R.string.source_not_found_name, sourceName)}")
+                errors.add(Date() to "${manga.title} [$sourceName]: ${context.getString(R.string.source_not_found_name, sourceName)}")
            }
        } catch (e: Exception) {
-            errors.add(Date() to "${manga.title} - ${e.message}")
+            errors.add(Date() to "${manga.title} [$sourceName]: ${e.message}")
        }

        restoreProgress += 1
@ -93,7 +91,7 @@ class FullBackupRestore(context: Context, notifier: BackupNotifier, private val
     * @param history history data from json
     * @param tracks tracking data from json
     */
-    private fun restoreMangaData(
+    private suspend fun restoreMangaData(
        manga: Manga,
        source: Source?,
        chapters: List<Chapter>,
@ -119,13 +117,13 @@ class FullBackupRestore(context: Context, notifier: BackupNotifier, private val
    }

    /**
-     * [Observable] that fetches manga information
+     * Fetches manga information
     *
     * @param manga manga that needs updating
     * @param chapters chapters of manga that needs updating
     * @param categories categories that need updating
     */
-    private fun restoreMangaFetch(
+    private suspend fun restoreMangaFetch(
        source: Source?,
        manga: Manga,
        chapters: List<Chapter>,
@ -135,31 +133,25 @@ class FullBackupRestore(context: Context, notifier: BackupNotifier, private val
        backupCategories: List<BackupCategory>,
        online: Boolean
    ) {
-        backupManager.restoreMangaFetchObservable(source, manga, online)
-            .doOnError {
-                errors.add(Date() to "${manga.title} - ${it.message}")
+        try {
+            val fetchedManga = backupManager.restoreMangaFetch(source, manga, online)
+            fetchedManga.id ?: return
+
+            if (online && source != null) {
+                updateChapters(source, fetchedManga, chapters)
+            } else {
+                backupManager.restoreChaptersForMangaOffline(fetchedManga, chapters)
            }
-            .filter { it.id != null }
-            .flatMap {
-                if (online && source != null) {
-                    chapterFetchObservable(source, it, chapters)
-                        // Convert to the manga that contains new chapters.
-                        .map { manga }
-                } else {
-                    backupManager.restoreChaptersForMangaOffline(it, chapters)
-                    Observable.just(manga)
-                }
-            }
-            .doOnNext {
-                restoreExtraForManga(it, categories, history, tracks, backupCategories)
-            }
-            .flatMap {
-                trackingFetchObservable(it, tracks)
-            }
-            .subscribe()
+
+            restoreExtraForManga(fetchedManga, categories, history, tracks, backupCategories)
+
+            updateTracking(fetchedManga, tracks)
+        } catch (e: Exception) {
+            errors.add(Date() to "${manga.title} - ${e.message}")
+        }
    }

-    private fun restoreMangaNoFetch(
+    private suspend fun restoreMangaNoFetch(
        source: Source?,
        backupManga: Manga,
        chapters: List<Chapter>,
@ -169,27 +161,17 @@ class FullBackupRestore(context: Context, notifier: BackupNotifier, private val
        backupCategories: List<BackupCategory>,
        online: Boolean
    ) {
-        Observable.just(backupManga)
-            .flatMap { manga ->
-                if (online && source != null) {
-                    if (!backupManager.restoreChaptersForManga(manga, chapters)) {
-                        chapterFetchObservable(source, manga, chapters)
-                            .map { manga }
-                    } else {
-                        Observable.just(manga)
-                    }
-                } else {
-                    backupManager.restoreChaptersForMangaOffline(manga, chapters)
-                    Observable.just(manga)
-                }
+        if (online && source != null) {
+            if (!backupManager.restoreChaptersForManga(backupManga, chapters)) {
+                updateChapters(source, backupManga, chapters)
            }
-            .doOnNext {
-                restoreExtraForManga(it, categories, history, tracks, backupCategories)
-            }
-            .flatMap { manga ->
-                trackingFetchObservable(manga, tracks)
-            }
-            .subscribe()
+        } else {
+            backupManager.restoreChaptersForMangaOffline(backupManga, chapters)
+        }
+
+        restoreExtraForManga(backupManga, categories, history, tracks, backupCategories)
+
+        updateTracking(backupManga, tracks)
    }

    private fun restoreExtraForManga(manga: Manga, categories: List<Int>, history: List<BackupHistory>, tracks: List<Track>, backupCategories: List<BackupCategory>) {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupRestoreValidator.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/full/FullBackupRestoreValidator.kt
@ -5,12 +5,10 @@ import android.net.Uri
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.backup.AbstractBackupRestoreValidator
 import eu.kanade.tachiyomi.data.backup.full.models.BackupSerializer
-import kotlinx.serialization.ExperimentalSerializationApi
 import okio.buffer
 import okio.gzip
 import okio.source

-@OptIn(ExperimentalSerializationApi::class)
 class FullBackupRestoreValidator : AbstractBackupRestoreValidator() {
    /**
     * Checks for critical backup file data.
@ -41,7 +39,7 @@ class FullBackupRestoreValidator : AbstractBackupRestoreValidator() {
        val missingTrackers = trackers
            .mapNotNull { trackManager.getService(it) }
            .filter { !it.isLogged }
-            .map { it.name }
+            .map { context.getString(it.nameRes()) }
            .sorted()

        return Results(missingSources, missingTrackers)
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupManager.kt
@ -44,38 +44,23 @@ import eu.kanade.tachiyomi.data.database.models.MangaCategory
 import eu.kanade.tachiyomi.data.database.models.MangaImpl
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.database.models.TrackImpl
+import eu.kanade.tachiyomi.data.database.models.toMangaInfo
 import eu.kanade.tachiyomi.source.LocalSource
 import eu.kanade.tachiyomi.source.Source
-import rx.Observable
+import eu.kanade.tachiyomi.source.model.toSManga
 import timber.log.Timber
 import kotlin.math.max

 class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : AbstractBackupManager(context) {

-    var parserVersion: Int = version
-        private set
-
-    var parser: Gson = initParser()
-
-    /**
-     * Set version of parser
-     *
-     * @param version version of parser
-     */
-    internal fun setVersion(version: Int) {
-        this.parserVersion = version
-        parser = initParser()
-    }
-
-    private fun initParser(): Gson = when (parserVersion) {
-        2 ->
-            GsonBuilder()
-                .registerTypeAdapter<MangaImpl>(MangaTypeAdapter.build())
-                .registerTypeHierarchyAdapter<ChapterImpl>(ChapterTypeAdapter.build())
-                .registerTypeAdapter<CategoryImpl>(CategoryTypeAdapter.build())
-                .registerTypeAdapter<DHistory>(HistoryTypeAdapter.build())
-                .registerTypeHierarchyAdapter<TrackImpl>(TrackTypeAdapter.build())
-                .create()
+    val parser: Gson = when (version) {
+        2 -> GsonBuilder()
+            .registerTypeAdapter<MangaImpl>(MangaTypeAdapter.build())
+            .registerTypeHierarchyAdapter<ChapterImpl>(ChapterTypeAdapter.build())
+            .registerTypeAdapter<CategoryImpl>(CategoryTypeAdapter.build())
+            .registerTypeAdapter<DHistory>(HistoryTypeAdapter.build())
+            .registerTypeHierarchyAdapter<TrackImpl>(TrackTypeAdapter.build())
+            .create()
        else -> throw Exception("Unknown backup version")
    }

@ -249,21 +234,20 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
    }

    /**
-     * [Observable] that fetches manga information
+     * Fetches manga information
     *
     * @param source source of manga
     * @param manga manga that needs updating
-     * @return [Observable] that contains manga
+     * @return Updated manga.
     */
-    fun restoreMangaFetchObservable(source: Source, manga: Manga): Observable<Manga> {
-        return source.fetchMangaDetails(manga)
-            .map { networkManga ->
-                manga.copyFrom(networkManga)
-                manga.favorite = true
-                manga.initialized = true
-                manga.id = insertManga(manga)
-                manga
-            }
+    suspend fun fetchManga(source: Source, manga: Manga): Manga {
+        val networkManga = source.getMangaDetails(manga.toMangaInfo())
+        return manga.also {
+            it.copyFrom(networkManga.toSManga())
+            it.favorite = true
+            it.initialized = true
+            it.id = insertManga(manga)
+        }
    }

    /**
@ -308,7 +292,7 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
     */
    internal fun restoreCategoriesForManga(manga: Manga, categories: List<String>) {
        val dbCategories = databaseHelper.getCategories().executeAsBlocking()
-        val mangaCategoriesToUpdate = mutableListOf<MangaCategory>()
+        val mangaCategoriesToUpdate = ArrayList<MangaCategory>(categories.size)
        for (backupCategoryStr in categories) {
            for (dbCategory in dbCategories) {
                if (backupCategoryStr == dbCategory.name) {
@ -332,7 +316,7 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
     */
    internal fun restoreHistoryForManga(history: List<DHistory>) {
        // List containing history to be updated
-        val historyToBeUpdated = mutableListOf<History>()
+        val historyToBeUpdated = ArrayList<History>(history.size)
        for ((url, lastRead) in history) {
            val dbHistory = databaseHelper.getHistoryByChapterUrl(url).executeAsBlocking()
            // Check if history already in database and update
@ -361,14 +345,14 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
     * @param tracks the track list to restore.
     */
    internal fun restoreTrackForManga(manga: Manga, tracks: List<Track>) {
-        // Fix foreign keys with the current manga id
-        tracks.map { it.manga_id = manga.id!! }
-
        // Get tracks from database
        val dbTracks = databaseHelper.getTracks(manga).executeAsBlocking()
-        val trackToUpdate = mutableListOf<Track>()
+        val trackToUpdate = ArrayList<Track>(tracks.size)

        tracks.forEach { track ->
+            // Fix foreign keys with the current manga id
+            track.manga_id = manga.id!!
+
            val service = trackManager.getService(track.sync_id)
            if (service != null && service.isLogged) {
                var isInDatabase = false
@ -423,12 +407,13 @@ class LegacyBackupManager(context: Context, version: Int = CURRENT_VERSION) : Ab
                chapter.copyFrom(dbChapter)
                break
            }
-        }
-        // Filter the chapters that couldn't be found.
-        chapters.filter { it.id != null }
-        chapters.map { it.manga_id = manga.id }

-        updateChapters(chapters)
+            chapter.manga_id = manga.id
+        }
+
+        // Filter the chapters that couldn't be found.
+        updateChapters(chapters.filter { it.id != null })
+
        return true
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupRestore.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupRestore.kt
@ -21,12 +21,11 @@ import eu.kanade.tachiyomi.data.database.models.MangaImpl
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.database.models.TrackImpl
 import eu.kanade.tachiyomi.source.Source
-import rx.Observable
 import java.util.Date

 class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : AbstractBackupRestore<LegacyBackupManager>(context, notifier) {

-    override fun performRestore(uri: Uri): Boolean {
+    override suspend fun performRestore(uri: Uri): Boolean {
        val reader = JsonReader(context.contentResolver.openInputStream(uri)!!.bufferedReader())
        val json = JsonParser.parseReader(reader).asJsonObject

@ -63,7 +62,7 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
        showRestoreProgress(restoreProgress, restoreAmount, context.getString(R.string.categories))
    }

-    private fun restoreManga(mangaJson: JsonObject) {
+    private suspend fun restoreManga(mangaJson: JsonObject) {
        val manga = backupManager.parser.fromJson<MangaImpl>(
            mangaJson.get(
                Backup.MANGA
@ -86,16 +85,17 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
                ?: JsonArray()
        )

+        val source = backupManager.sourceManager.get(manga.source)
+        val sourceName = sourceMapping[manga.source] ?: manga.source.toString()
+
        try {
-            val source = backupManager.sourceManager.get(manga.source)
            if (source != null) {
                restoreMangaData(manga, source, chapters, categories, history, tracks)
            } else {
-                val sourceName = sourceMapping[manga.source] ?: manga.source.toString()
-                errors.add(Date() to "${manga.title} - ${context.getString(R.string.source_not_found_name, sourceName)}")
+                errors.add(Date() to "${manga.title} [$sourceName]: ${context.getString(R.string.source_not_found_name, sourceName)}")
            }
        } catch (e: Exception) {
-            errors.add(Date() to "${manga.title} - ${e.message}")
+            errors.add(Date() to "${manga.title} [$sourceName]: ${e.message}")
        }

        restoreProgress += 1
@ -112,7 +112,7 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
     * @param history history data from json
     * @param tracks tracking data from json
     */
-    private fun restoreMangaData(
+    private suspend fun restoreMangaData(
        manga: Manga,
        source: Source,
        chapters: List<Chapter>,
@ -136,13 +136,13 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
    }

    /**
-     * [Observable] that fetches manga information
+     * Fetches manga information.
     *
     * @param manga manga that needs updating
     * @param chapters chapters of manga that needs updating
     * @param categories categories that need updating
     */
-    private fun restoreMangaFetch(
+    private suspend fun restoreMangaFetch(
        source: Source,
        manga: Manga,
        chapters: List<Chapter>,
@ -150,27 +150,21 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
        history: List<DHistory>,
        tracks: List<Track>
    ) {
-        backupManager.restoreMangaFetchObservable(source, manga)
-            .onErrorReturn {
-                errors.add(Date() to "${manga.title} - ${it.message}")
-                manga
-            }
-            .filter { it.id != null }
-            .flatMap {
-                chapterFetchObservable(source, it, chapters)
-                    // Convert to the manga that contains new chapters.
-                    .map { manga }
-            }
-            .doOnNext {
-                restoreExtraForManga(it, categories, history, tracks)
-            }
-            .flatMap {
-                trackingFetchObservable(it, tracks)
-            }
-            .subscribe()
+        try {
+            val fetchedManga = backupManager.fetchManga(source, manga)
+            fetchedManga.id ?: return
+
+            updateChapters(source, fetchedManga, chapters)
+
+            restoreExtraForManga(fetchedManga, categories, history, tracks)
+
+            updateTracking(fetchedManga, tracks)
+        } catch (e: Exception) {
+            errors.add(Date() to "${manga.title} - ${e.message}")
+        }
    }

-    private fun restoreMangaNoFetch(
+    private suspend fun restoreMangaNoFetch(
        source: Source,
        backupManga: Manga,
        chapters: List<Chapter>,
@ -178,22 +172,13 @@ class LegacyBackupRestore(context: Context, notifier: BackupNotifier) : Abstract
        history: List<DHistory>,
        tracks: List<Track>
    ) {
-        Observable.just(backupManga)
-            .flatMap { manga ->
-                if (!backupManager.restoreChaptersForManga(manga, chapters)) {
-                    chapterFetchObservable(source, manga, chapters)
-                        .map { manga }
-                } else {
-                    Observable.just(manga)
-                }
-            }
-            .doOnNext {
-                restoreExtraForManga(it, categories, history, tracks)
-            }
-            .flatMap { manga ->
-                trackingFetchObservable(manga, tracks)
-            }
-            .subscribe()
+        if (!backupManager.restoreChaptersForManga(backupManga, chapters)) {
+            updateChapters(source, backupManga, chapters)
+        }
+
+        restoreExtraForManga(backupManga, categories, history, tracks)
+
+        updateTracking(backupManga, tracks)
    }

    private fun restoreExtraForManga(manga: Manga, categories: List<String>, history: List<DHistory>, tracks: List<Track>) {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupRestoreValidator.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/backup/legacy/LegacyBackupRestoreValidator.kt
@ -45,7 +45,7 @@ class LegacyBackupRestoreValidator : AbstractBackupRestoreValidator() {
        val missingTrackers = trackers
            .mapNotNull { trackManager.getService(it) }
            .filter { !it.isLogged }
-            .map { it.name }
+            .map { context.getString(it.nameRes()) }
            .sorted()

        return Results(missingSources, missingTrackers)
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/CategoryTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/CategoryTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -35,12 +35,13 @@ class CategoryPutResolver : DefaultPutResolver<Category>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: Category) = ContentValues(4).apply {
-        put(COL_ID, obj.id)
-        put(COL_NAME, obj.name)
-        put(COL_ORDER, obj.order)
-        put(COL_FLAGS, obj.flags)
-    }
+    override fun mapToContentValues(obj: Category) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_NAME to obj.name,
+            COL_ORDER to obj.order,
+            COL_FLAGS to obj.flags
+        )
 }

 class CategoryGetResolver : DefaultGetResolver<Category>() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/ChapterTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/ChapterTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -43,20 +43,21 @@ class ChapterPutResolver : DefaultPutResolver<Chapter>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: Chapter) = ContentValues(11).apply {
-        put(COL_ID, obj.id)
-        put(COL_MANGA_ID, obj.manga_id)
-        put(COL_URL, obj.url)
-        put(COL_NAME, obj.name)
-        put(COL_READ, obj.read)
-        put(COL_SCANLATOR, obj.scanlator)
-        put(COL_BOOKMARK, obj.bookmark)
-        put(COL_DATE_FETCH, obj.date_fetch)
-        put(COL_DATE_UPLOAD, obj.date_upload)
-        put(COL_LAST_PAGE_READ, obj.last_page_read)
-        put(COL_CHAPTER_NUMBER, obj.chapter_number)
-        put(COL_SOURCE_ORDER, obj.source_order)
-    }
+    override fun mapToContentValues(obj: Chapter) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_MANGA_ID to obj.manga_id,
+            COL_URL to obj.url,
+            COL_NAME to obj.name,
+            COL_READ to obj.read,
+            COL_SCANLATOR to obj.scanlator,
+            COL_BOOKMARK to obj.bookmark,
+            COL_DATE_FETCH to obj.date_fetch,
+            COL_DATE_UPLOAD to obj.date_upload,
+            COL_LAST_PAGE_READ to obj.last_page_read,
+            COL_CHAPTER_NUMBER to obj.chapter_number,
+            COL_SOURCE_ORDER to obj.source_order
+        )
 }

 class ChapterGetResolver : DefaultGetResolver<Chapter>() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/HistoryTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/HistoryTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -35,12 +35,13 @@ open class HistoryPutResolver : DefaultPutResolver<History>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: History) = ContentValues(4).apply {
-        put(COL_ID, obj.id)
-        put(COL_CHAPTER_ID, obj.chapter_id)
-        put(COL_LAST_READ, obj.last_read)
-        put(COL_TIME_READ, obj.time_read)
-    }
+    override fun mapToContentValues(obj: History) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_CHAPTER_ID to obj.chapter_id,
+            COL_LAST_READ to obj.last_read,
+            COL_TIME_READ to obj.time_read
+        )
 }

 class HistoryGetResolver : DefaultGetResolver<History>() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/MangaCategoryTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/MangaCategoryTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -33,11 +33,12 @@ class MangaCategoryPutResolver : DefaultPutResolver<MangaCategory>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: MangaCategory) = ContentValues(3).apply {
-        put(COL_ID, obj.id)
-        put(COL_MANGA_ID, obj.manga_id)
-        put(COL_CATEGORY_ID, obj.category_id)
-    }
+    override fun mapToContentValues(obj: MangaCategory) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_MANGA_ID to obj.manga_id,
+            COL_CATEGORY_ID to obj.category_id
+        )
 }

 class MangaCategoryGetResolver : DefaultGetResolver<MangaCategory>() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/MangaTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/MangaTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -48,25 +48,26 @@ class MangaPutResolver : DefaultPutResolver<Manga>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: Manga) = ContentValues(17).apply {
-        put(COL_ID, obj.id)
-        put(COL_SOURCE, obj.source)
-        put(COL_URL, obj.url)
-        put(COL_ARTIST, obj.artist)
-        put(COL_AUTHOR, obj.author)
-        put(COL_DESCRIPTION, obj.description)
-        put(COL_GENRE, obj.genre)
-        put(COL_TITLE, obj.title)
-        put(COL_STATUS, obj.status)
-        put(COL_THUMBNAIL_URL, obj.thumbnail_url)
-        put(COL_FAVORITE, obj.favorite)
-        put(COL_LAST_UPDATE, obj.last_update)
-        put(COL_INITIALIZED, obj.initialized)
-        put(COL_VIEWER, obj.viewer)
-        put(COL_CHAPTER_FLAGS, obj.chapter_flags)
-        put(COL_COVER_LAST_MODIFIED, obj.cover_last_modified)
-        put(COL_DATE_ADDED, obj.date_added)
-    }
+    override fun mapToContentValues(obj: Manga) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_SOURCE to obj.source,
+            COL_URL to obj.url,
+            COL_ARTIST to obj.artist,
+            COL_AUTHOR to obj.author,
+            COL_DESCRIPTION to obj.description,
+            COL_GENRE to obj.genre,
+            COL_TITLE to obj.title,
+            COL_STATUS to obj.status,
+            COL_THUMBNAIL_URL to obj.thumbnail_url,
+            COL_FAVORITE to obj.favorite,
+            COL_LAST_UPDATE to obj.last_update,
+            COL_INITIALIZED to obj.initialized,
+            COL_VIEWER to obj.viewer,
+            COL_CHAPTER_FLAGS to obj.chapter_flags,
+            COL_COVER_LAST_MODIFIED to obj.cover_last_modified,
+            COL_DATE_ADDED to obj.date_added
+        )
 }

 interface BaseMangaGetResolver {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/TrackTypeMapping.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/mappers/TrackTypeMapping.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.mappers

-import android.content.ContentValues
 import android.database.Cursor
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.SQLiteTypeMapping
 import com.pushtorefresh.storio.sqlite.operations.delete.DefaultDeleteResolver
 import com.pushtorefresh.storio.sqlite.operations.get.DefaultGetResolver
@ -44,21 +44,22 @@ class TrackPutResolver : DefaultPutResolver<Track>() {
        .whereArgs(obj.id)
        .build()

-    override fun mapToContentValues(obj: Track) = ContentValues(10).apply {
-        put(COL_ID, obj.id)
-        put(COL_MANGA_ID, obj.manga_id)
-        put(COL_SYNC_ID, obj.sync_id)
-        put(COL_MEDIA_ID, obj.media_id)
-        put(COL_LIBRARY_ID, obj.library_id)
-        put(COL_TITLE, obj.title)
-        put(COL_LAST_CHAPTER_READ, obj.last_chapter_read)
-        put(COL_TOTAL_CHAPTERS, obj.total_chapters)
-        put(COL_STATUS, obj.status)
-        put(COL_TRACKING_URL, obj.tracking_url)
-        put(COL_SCORE, obj.score)
-        put(COL_START_DATE, obj.started_reading_date)
-        put(COL_FINISH_DATE, obj.finished_reading_date)
-    }
+    override fun mapToContentValues(obj: Track) =
+        contentValuesOf(
+            COL_ID to obj.id,
+            COL_MANGA_ID to obj.manga_id,
+            COL_SYNC_ID to obj.sync_id,
+            COL_MEDIA_ID to obj.media_id,
+            COL_LIBRARY_ID to obj.library_id,
+            COL_TITLE to obj.title,
+            COL_LAST_CHAPTER_READ to obj.last_chapter_read,
+            COL_TOTAL_CHAPTERS to obj.total_chapters,
+            COL_STATUS to obj.status,
+            COL_TRACKING_URL to obj.tracking_url,
+            COL_SCORE to obj.score,
+            COL_START_DATE to obj.started_reading_date,
+            COL_FINISH_DATE to obj.finished_reading_date
+        )
 }

 class TrackGetResolver : DefaultGetResolver<Track>() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/ChapterQueries.kt
@ -7,6 +7,7 @@ import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.database.models.MangaChapter
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterBackupPutResolver
+import eu.kanade.tachiyomi.data.database.resolvers.ChapterKnownBackupPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterProgressPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.ChapterSourceOrderPutResolver
 import eu.kanade.tachiyomi.data.database.resolvers.MangaChapterGetResolver
@ -84,6 +85,11 @@ interface ChapterQueries : DbProvider {
        .withPutResolver(ChapterBackupPutResolver())
        .prepare()

+    fun updateKnownChaptersBackup(chapters: List<Chapter>) = db.put()
+        .objects(chapters)
+        .withPutResolver(ChapterKnownBackupPutResolver())
+        .prepare()
+
    fun updateChapterProgress(chapter: Chapter) = db.put()
        .`object`(chapter)
        .withPutResolver(ChapterProgressPutResolver())
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/TrackQueries.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/queries/TrackQueries.kt
@ -10,6 +10,15 @@ import eu.kanade.tachiyomi.data.track.TrackService

 interface TrackQueries : DbProvider {

+    fun getTracks() = db.get()
+        .listOfObjects(Track::class.java)
+        .withQuery(
+            Query.builder()
+                .table(TrackTable.TABLE)
+                .build()
+        )
+        .prepare()
+
    fun getTracks(manga: Manga) = db.get()
        .listOfObjects(Track::class.java)
        .withQuery(
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterBackupPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterBackupPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,9 +25,10 @@ class ChapterBackupPutResolver : PutResolver<Chapter>() {
        .whereArgs(chapter.url)
        .build()

-    fun mapToContentValues(chapter: Chapter) = ContentValues(3).apply {
-        put(ChapterTable.COL_READ, chapter.read)
-        put(ChapterTable.COL_BOOKMARK, chapter.bookmark)
-        put(ChapterTable.COL_LAST_PAGE_READ, chapter.last_page_read)
-    }
+    fun mapToContentValues(chapter: Chapter) =
+        contentValuesOf(
+            ChapterTable.COL_READ to chapter.read,
+            ChapterTable.COL_BOOKMARK to chapter.bookmark,
+            ChapterTable.COL_LAST_PAGE_READ to chapter.last_page_read
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterKnownBackupPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterKnownBackupPutResolver.kt
@ -0,0 +1,34 @@
+package eu.kanade.tachiyomi.data.database.resolvers
+
+import androidx.core.content.contentValuesOf
+import com.pushtorefresh.storio.sqlite.StorIOSQLite
+import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
+import com.pushtorefresh.storio.sqlite.operations.put.PutResult
+import com.pushtorefresh.storio.sqlite.queries.UpdateQuery
+import eu.kanade.tachiyomi.data.database.inTransactionReturn
+import eu.kanade.tachiyomi.data.database.models.Chapter
+import eu.kanade.tachiyomi.data.database.tables.ChapterTable
+
+class ChapterKnownBackupPutResolver : PutResolver<Chapter>() {
+
+    override fun performPut(db: StorIOSQLite, chapter: Chapter) = db.inTransactionReturn {
+        val updateQuery = mapToUpdateQuery(chapter)
+        val contentValues = mapToContentValues(chapter)
+
+        val numberOfRowsUpdated = db.lowLevel().update(updateQuery, contentValues)
+        PutResult.newUpdateResult(numberOfRowsUpdated, updateQuery.table())
+    }
+
+    fun mapToUpdateQuery(chapter: Chapter) = UpdateQuery.builder()
+        .table(ChapterTable.TABLE)
+        .where("${ChapterTable.COL_ID} = ?")
+        .whereArgs(chapter.id)
+        .build()
+
+    fun mapToContentValues(chapter: Chapter) =
+        contentValuesOf(
+            ChapterTable.COL_READ to chapter.read,
+            ChapterTable.COL_BOOKMARK to chapter.bookmark,
+            ChapterTable.COL_LAST_PAGE_READ to chapter.last_page_read
+        )
+}
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterProgressPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterProgressPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,9 +25,10 @@ class ChapterProgressPutResolver : PutResolver<Chapter>() {
        .whereArgs(chapter.id)
        .build()

-    fun mapToContentValues(chapter: Chapter) = ContentValues(3).apply {
-        put(ChapterTable.COL_READ, chapter.read)
-        put(ChapterTable.COL_BOOKMARK, chapter.bookmark)
-        put(ChapterTable.COL_LAST_PAGE_READ, chapter.last_page_read)
-    }
+    fun mapToContentValues(chapter: Chapter) =
+        contentValuesOf(
+            ChapterTable.COL_READ to chapter.read,
+            ChapterTable.COL_BOOKMARK to chapter.bookmark,
+            ChapterTable.COL_LAST_PAGE_READ to chapter.last_page_read
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterSourceOrderPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/ChapterSourceOrderPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class ChapterSourceOrderPutResolver : PutResolver<Chapter>() {
        .whereArgs(chapter.url, chapter.manga_id)
        .build()

-    fun mapToContentValues(chapter: Chapter) = ContentValues(1).apply {
-        put(ChapterTable.COL_SOURCE_ORDER, chapter.source_order)
-    }
+    fun mapToContentValues(chapter: Chapter) =
+        contentValuesOf(
+            ChapterTable.COL_SOURCE_ORDER to chapter.source_order
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/HistoryLastReadPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/HistoryLastReadPutResolver.kt
@ -1,7 +1,7 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
 import androidx.annotation.NonNull
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
 import com.pushtorefresh.storio.sqlite.queries.Query
@ -57,7 +57,8 @@ class HistoryLastReadPutResolver : HistoryPutResolver() {
     * Create content query
     * @param history object
     */
-    fun mapToUpdateContentValues(history: History) = ContentValues(1).apply {
-        put(HistoryTable.COL_LAST_READ, history.last_read)
-    }
+    fun mapToUpdateContentValues(history: History) =
+        contentValuesOf(
+            HistoryTable.COL_LAST_READ to history.last_read
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaCoverLastModifiedPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaCoverLastModifiedPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class MangaCoverLastModifiedPutResolver : PutResolver<Manga>() {
        .whereArgs(manga.id)
        .build()

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_COVER_LAST_MODIFIED, manga.cover_last_modified)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_COVER_LAST_MODIFIED to manga.cover_last_modified
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaFavoritePutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaFavoritePutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class MangaFavoritePutResolver : PutResolver<Manga>() {
        .whereArgs(manga.id)
        .build()

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_FAVORITE, manga.favorite)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_FAVORITE to manga.favorite
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaFlagsPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaFlagsPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -35,7 +35,8 @@ class MangaFlagsPutResolver(private val updateAll: Boolean = false) : PutResolve
        }
    }

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_CHAPTER_FLAGS, manga.chapter_flags)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_CHAPTER_FLAGS to manga.chapter_flags
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaLastUpdatedPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaLastUpdatedPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class MangaLastUpdatedPutResolver : PutResolver<Manga>() {
        .whereArgs(manga.id)
        .build()

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_LAST_UPDATE, manga.last_update)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_LAST_UPDATE to manga.last_update
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaTitlePutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaTitlePutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class MangaTitlePutResolver : PutResolver<Manga>() {
        .whereArgs(manga.id)
        .build()

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_TITLE, manga.title)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_TITLE to manga.title
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaViewerPutResolver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/database/resolvers/MangaViewerPutResolver.kt
@ -1,6 +1,6 @@
 package eu.kanade.tachiyomi.data.database.resolvers

-import android.content.ContentValues
+import androidx.core.content.contentValuesOf
 import com.pushtorefresh.storio.sqlite.StorIOSQLite
 import com.pushtorefresh.storio.sqlite.operations.put.PutResolver
 import com.pushtorefresh.storio.sqlite.operations.put.PutResult
@ -25,7 +25,8 @@ class MangaViewerPutResolver : PutResolver<Manga>() {
        .whereArgs(manga.id)
        .build()

-    fun mapToContentValues(manga: Manga) = ContentValues(1).apply {
-        put(MangaTable.COL_VIEWER, manga.viewer)
-    }
+    fun mapToContentValues(manga: Manga) =
+        contentValuesOf(
+            MangaTable.COL_VIEWER to manga.viewer
+        )
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadManager.kt
@ -212,7 +212,7 @@ class DownloadManager(private val context: Context) {
    fun deleteChapters(chapters: List<Chapter>, manga: Manga, source: Source): List<Chapter> {
        val filteredChapters = getChaptersToDelete(chapters)

-        queue.remove(filteredChapters)
+        removeFromDownloadQueue(filteredChapters)

        val chapterDirs = provider.findChapterDirs(filteredChapters, manga, source)
        chapterDirs.forEach { it.delete() }
@ -224,6 +224,24 @@ class DownloadManager(private val context: Context) {
        return filteredChapters
    }

+    private fun removeFromDownloadQueue(chapters: List<Chapter>) {
+        val wasRunning = downloader.isRunning
+        if (wasRunning) {
+            downloader.pause()
+        }
+
+        downloader.queue.remove(chapters)
+
+        if (wasRunning) {
+            if (downloader.queue.isEmpty()) {
+                DownloadService.stop(context)
+                downloader.stop()
+            } else if (downloader.queue.isNotEmpty()) {
+                downloader.start()
+            }
+        }
+    }
+
    /**
     * Deletes the directory of a downloaded manga.
     *
@ -231,7 +249,7 @@ class DownloadManager(private val context: Context) {
     * @param source the source of the manga.
     */
    fun deleteManga(manga: Manga, source: Source) {
-        queue.remove(manga)
+        downloader.queue.remove(manga)
        provider.findMangaDir(manga, source)?.delete()
        cache.removeManga(manga)
    }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadNotifier.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadNotifier.kt
@ -66,15 +66,6 @@ internal class DownloadNotifier(private val context: Context) {
        context.notificationManager.notify(id, build())
    }

-    /**
-     * Clear old actions if they exist.
-     */
-    private fun NotificationCompat.Builder.clearActions() {
-        if (mActions.isNotEmpty()) {
-            mActions.clear()
-        }
-    }
-
    /**
     * Dismiss the downloader's notification. Downloader error notifications use a different id, so
     * those can only be dismissed by the user.
@ -165,6 +156,8 @@ internal class DownloadNotifier(private val context: Context) {
     *  This function shows a notification to inform download tasks are done.
     */
    fun onComplete() {
+        dismissProgress()
+
        if (!errorThrown) {
            // Create notification
            with(completeNotificationBuilder) {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadPendingDeleter.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadPendingDeleter.kt
@ -137,7 +137,7 @@ class DownloadPendingDeleter(context: Context) {
        val id: Long,
        val url: String,
        val name: String,
-        val scanlator: String?
+        val scanlator: String? = null
    )

    /**
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadProvider.kt
@ -9,11 +9,10 @@ import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.util.storage.DiskUtil
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
+import kotlinx.coroutines.MainScope
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.onEach
+import timber.log.Timber
 import uy.kohesive.injekt.injectLazy

 /**
@ -26,7 +25,7 @@ class DownloadProvider(private val context: Context) {

    private val preferences: PreferencesHelper by injectLazy()

-    private val scope = CoroutineScope(Job() + Dispatchers.Main)
+    private val scope = MainScope()

    /**
     * The root directory for downloads.
@ -55,6 +54,7 @@ class DownloadProvider(private val context: Context) {
                .createDirectory(getSourceDirName(source))
                .createDirectory(getMangaDirName(manga))
        } catch (e: NullPointerException) {
+            Timber.w(e)
            throw Exception(context.getString(R.string.invalid_download_dir))
        }
    }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt
@ -16,8 +16,8 @@ import eu.kanade.tachiyomi.source.model.Page
 import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.source.online.fetchAllImageUrlsFromPageList
 import eu.kanade.tachiyomi.util.lang.RetryWithDelay
+import eu.kanade.tachiyomi.util.lang.launchIO
 import eu.kanade.tachiyomi.util.lang.launchNow
-import eu.kanade.tachiyomi.util.lang.launchUI
 import eu.kanade.tachiyomi.util.lang.plusAssign
 import eu.kanade.tachiyomi.util.storage.DiskUtil
 import eu.kanade.tachiyomi.util.storage.saveTo
@ -114,8 +114,8 @@ class Downloader(
            initializeSubscriptions()
        }

-        val pending = queue.filter { it.status != Download.DOWNLOADED }
-        pending.forEach { if (it.status != Download.QUEUE) it.status = Download.QUEUE }
+        val pending = queue.filter { it.status != Download.State.DOWNLOADED }
+        pending.forEach { if (it.status != Download.State.QUEUE) it.status = Download.State.QUEUE }

        notifier.paused = false

@ -129,20 +129,21 @@ class Downloader(
    fun stop(reason: String? = null) {
        destroySubscriptions()
        queue
-            .filter { it.status == Download.DOWNLOADING }
-            .forEach { it.status = Download.ERROR }
+            .filter { it.status == Download.State.DOWNLOADING }
+            .forEach { it.status = Download.State.ERROR }

        if (reason != null) {
            notifier.onWarning(reason)
-        } else {
-            if (notifier.paused) {
-                notifier.paused = false
-                notifier.onPaused()
-            } else {
-                notifier.dismissProgress()
-                notifier.onComplete()
-            }
+            return
        }
+
+        if (notifier.paused && !queue.isEmpty()) {
+            notifier.onPaused()
+        } else {
+            notifier.onComplete()
+        }
+
+        notifier.paused = false
    }

    /**
@ -151,8 +152,8 @@ class Downloader(
    fun pause() {
        destroySubscriptions()
        queue
-            .filter { it.status == Download.DOWNLOADING }
-            .forEach { it.status = Download.QUEUE }
+            .filter { it.status == Download.State.DOWNLOADING }
+            .forEach { it.status = Download.State.QUEUE }
        notifier.paused = true
    }

@ -167,8 +168,8 @@ class Downloader(
        // Needed to update the chapter view
        if (isNotification) {
            queue
-                .filter { it.status == Download.QUEUE }
-                .forEach { it.status = Download.NOT_DOWNLOADED }
+                .filter { it.status == Download.State.QUEUE }
+                .forEach { it.status = Download.State.NOT_DOWNLOADED }
        }
        queue.clear()
        notifier.dismissProgress()
@ -227,8 +228,8 @@ class Downloader(
     * @param chapters the list of chapters to download.
     * @param autoStart whether to start the downloader after enqueing the chapters.
     */
-    fun queueChapters(manga: Manga, chapters: List<Chapter>, autoStart: Boolean) = launchUI {
-        val source = sourceManager.get(manga.source) as? HttpSource ?: return@launchUI
+    fun queueChapters(manga: Manga, chapters: List<Chapter>, autoStart: Boolean) = launchIO {
+        val source = sourceManager.get(manga.source) as? HttpSource ?: return@launchIO
        val wasEmpty = queue.isEmpty()
        // Called in background thread, the operation can be slow with SAF.
        val chaptersWithoutDir = async {
@ -271,7 +272,7 @@ class Downloader(

        val availSpace = DiskUtil.getAvailableStorageSpace(mangaDir)
        if (availSpace != -1L && availSpace < MIN_DISK_SPACE) {
-            download.status = Download.ERROR
+            download.status = Download.State.ERROR
            notifier.onError(context.getString(R.string.download_insufficient_space), download.chapter.name)
            return@defer Observable.just(download)
        }
@ -301,7 +302,7 @@ class Downloader(
                    ?.forEach { it.delete() }

                download.downloadedImages = 0
-                download.status = Download.DOWNLOADING
+                download.status = Download.State.DOWNLOADING
            }
            // Get all the URLs to the source images, fetch pages if necessary
            .flatMap { download.source.fetchAllImageUrlsFromPageList(it) }
@ -317,7 +318,7 @@ class Downloader(
            .doOnNext { ensureSuccessfulDownload(download, mangaDir, tmpDir, chapterDirname) }
            // If the page list threw, it will resume here
            .onErrorReturn { error ->
-                download.status = Download.ERROR
+                download.status = Download.State.ERROR
                notifier.onError(error.message, download.chapter.name)
                download
            }
@ -457,13 +458,13 @@ class Downloader(
        val downloadedImages = tmpDir.listFiles().orEmpty().filterNot { it.name!!.endsWith(".tmp") }

        download.status = if (downloadedImages.size == download.pages!!.size) {
-            Download.DOWNLOADED
+            Download.State.DOWNLOADED
        } else {
-            Download.ERROR
+            Download.State.ERROR
        }

        // Only rename the directory if it's downloaded.
-        if (download.status == Download.DOWNLOADED) {
+        if (download.status == Download.State.DOWNLOADED) {
            tmpDir.renameTo(dirname)
            cache.addChapter(dirname, mangaDir, download.manga)

@ -476,7 +477,7 @@ class Downloader(
     */
    private fun completeDownload(download: Download) {
        // Delete successful downloads from queue
-        if (download.status == Download.DOWNLOADED) {
+        if (download.status == Download.State.DOWNLOADED) {
            // remove downloaded chapter from queue
            queue.remove(download)
        }
@ -489,7 +490,7 @@ class Downloader(
     * Returns true if all the queued downloads are in DOWNLOADED or ERROR state.
     */
    private fun areAllDownloadsFinished(): Boolean {
-        return queue.none { it.status <= Download.DOWNLOADING }
+        return queue.none { it.status.value <= Download.State.DOWNLOADING.value }
    }

    companion object {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/model/Download.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/model/Download.kt
@ -20,7 +20,7 @@ class Download(val source: HttpSource, val manga: Manga, val chapter: Chapter) {

    @Volatile
    @Transient
-    var status: Int = 0
+    var status: State = State.NOT_DOWNLOADED
        set(status) {
            field = status
            statusSubject?.onNext(this)
@ -47,11 +47,11 @@ class Download(val source: HttpSource, val manga: Manga, val chapter: Chapter) {
        statusCallback = f
    }

-    companion object {
-        const val NOT_DOWNLOADED = 0
-        const val QUEUE = 1
-        const val DOWNLOADING = 2
-        const val DOWNLOADED = 3
-        const val ERROR = 4
+    enum class State(val value: Int) {
+        NOT_DOWNLOADED(0),
+        QUEUE(1),
+        DOWNLOADING(2),
+        DOWNLOADED(3),
+        ERROR(4),
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/download/model/DownloadQueue.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/download/model/DownloadQueue.kt
@ -22,7 +22,7 @@ class DownloadQueue(
        downloads.forEach { download ->
            download.setStatusSubject(statusSubject)
            download.setStatusCallback(::setPagesFor)
-            download.status = Download.QUEUE
+            download.status = Download.State.QUEUE
        }
        queue.addAll(downloads)
        store.addAll(downloads)
@ -34,8 +34,8 @@ class DownloadQueue(
        store.remove(download)
        download.setStatusSubject(null)
        download.setStatusCallback(null)
-        if (download.status == Download.DOWNLOADING || download.status == Download.QUEUE) {
-            download.status = Download.NOT_DOWNLOADED
+        if (download.status == Download.State.DOWNLOADING || download.status == Download.State.QUEUE) {
+            download.status = Download.State.NOT_DOWNLOADED
        }
        if (removed) {
            updatedRelay.call(Unit)
@ -60,8 +60,8 @@ class DownloadQueue(
        queue.forEach { download ->
            download.setStatusSubject(null)
            download.setStatusCallback(null)
-            if (download.status == Download.DOWNLOADING || download.status == Download.QUEUE) {
-                download.status = Download.NOT_DOWNLOADED
+            if (download.status == Download.State.DOWNLOADING || download.status == Download.State.QUEUE) {
+                download.status = Download.State.NOT_DOWNLOADED
            }
        }
        queue.clear()
@ -70,7 +70,7 @@ class DownloadQueue(
    }

    fun getActiveDownloads(): Observable<Download> =
-        Observable.from(this).filter { download -> download.status == Download.DOWNLOADING }
+        Observable.from(this).filter { download -> download.status == Download.State.DOWNLOADING }

    fun getStatusObservable(): Observable<Download> = statusSubject.onBackpressureBuffer()

@ -79,7 +79,7 @@ class DownloadQueue(
        .map { this }

    private fun setPagesFor(download: Download) {
-        if (download.status == Download.DOWNLOADED || download.status == Download.ERROR) {
+        if (download.status == Download.State.DOWNLOADED || download.status == Download.State.ERROR) {
            setPagesSubject(download.pages, null)
        }
    }
@ -88,19 +88,19 @@ class DownloadQueue(
        return statusSubject.onBackpressureBuffer()
            .startWith(getActiveDownloads())
            .flatMap { download ->
-                if (download.status == Download.DOWNLOADING) {
+                if (download.status == Download.State.DOWNLOADING) {
                    val pageStatusSubject = PublishSubject.create<Int>()
                    setPagesSubject(download.pages, pageStatusSubject)
                    return@flatMap pageStatusSubject
                        .onBackpressureBuffer()
                        .filter { it == Page.READY }
                        .map { download }
-                } else if (download.status == Download.DOWNLOADED || download.status == Download.ERROR) {
+                } else if (download.status == Download.State.DOWNLOADED || download.status == Download.State.ERROR) {
                    setPagesSubject(download.pages, null)
                }
                Observable.just(download)
            }
-            .filter { it.status == Download.DOWNLOADING }
+            .filter { it.status == Download.State.DOWNLOADING }
    }

    private fun setPagesSubject(pages: List<Page>?, subject: PublishSubject<Int>?) {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateNotifier.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateNotifier.kt
@ -109,7 +109,7 @@ class LibraryUpdateNotifier(private val context: Context) {

                setContentIntent(errorLogIntent)
                addAction(
-                    R.drawable.nnf_ic_file_folder,
+                    R.drawable.ic_folder_24dp,
                    context.getString(R.string.action_open_log),
                    errorLogIntent
                )
--- a/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/library/LibraryUpdateService.kt
@ -13,6 +13,7 @@ import eu.kanade.tachiyomi.data.database.models.Category
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.LibraryManga
 import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.database.models.toMangaInfo
 import eu.kanade.tachiyomi.data.download.DownloadManager
 import eu.kanade.tachiyomi.data.download.DownloadService
 import eu.kanade.tachiyomi.data.library.LibraryUpdateRanker.rankingScheme
@ -22,16 +23,27 @@ import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.source.SourceManager
 import eu.kanade.tachiyomi.source.model.SManga
+import eu.kanade.tachiyomi.source.model.toSChapter
+import eu.kanade.tachiyomi.source.model.toSManga
 import eu.kanade.tachiyomi.util.chapter.NoChaptersException
 import eu.kanade.tachiyomi.util.chapter.syncChaptersWithSource
 import eu.kanade.tachiyomi.util.prepUpdateCover
 import eu.kanade.tachiyomi.util.shouldDownloadNewChapters
 import eu.kanade.tachiyomi.util.storage.getUriCompat
 import eu.kanade.tachiyomi.util.system.acquireWakeLock
+import eu.kanade.tachiyomi.util.system.createFileInCacheDir
 import eu.kanade.tachiyomi.util.system.isServiceRunning
-import rx.Observable
-import rx.Subscription
-import rx.schedulers.Schedulers
+import kotlinx.coroutines.CoroutineExceptionHandler
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.async
+import kotlinx.coroutines.awaitAll
+import kotlinx.coroutines.cancel
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.supervisorScope
 import timber.log.Timber
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
@ -55,17 +67,11 @@ class LibraryUpdateService(
    val coverCache: CoverCache = Injekt.get()
 ) : Service() {

-    /**
-     * Wake lock that will be held until the service is destroyed.
-     */
    private lateinit var wakeLock: PowerManager.WakeLock
-
    private lateinit var notifier: LibraryUpdateNotifier
+    private lateinit var ioScope: CoroutineScope

-    /**
-     * Subscription where the update is done.
-     */
-    private var subscription: Subscription? = null
+    private var updateJob: Job? = null

    /**
     * Defines what should be updated within a service execution.
@ -140,6 +146,7 @@ class LibraryUpdateService(
    override fun onCreate() {
        super.onCreate()

+        ioScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
        notifier = LibraryUpdateNotifier(this)
        wakeLock = acquireWakeLock(javaClass.name)

@ -151,7 +158,8 @@ class LibraryUpdateService(
     * lock.
     */
    override fun onDestroy() {
-        subscription?.unsubscribe()
+        updateJob?.cancel()
+        ioScope?.cancel()
        if (wakeLock.isHeld) {
            wakeLock.release()
        }
@ -179,34 +187,25 @@ class LibraryUpdateService(
            ?: return START_NOT_STICKY

        // Unsubscribe from any previous subscription if needed.
-        subscription?.unsubscribe()
+        updateJob?.cancel()

        // Update favorite manga. Destroy service when completed or in case of an error.
-        subscription = Observable
-            .defer {
-                val selectedScheme = preferences.libraryUpdatePrioritization().get()
-                val mangaList = getMangaToUpdate(intent, target)
-                    .sortedWith(rankingScheme[selectedScheme])
+        val selectedScheme = preferences.libraryUpdatePrioritization().get()
+        val mangaList = getMangaToUpdate(intent, target)
+            .sortedWith(rankingScheme[selectedScheme])

-                // Update either chapter list or manga details.
-                when (target) {
-                    Target.CHAPTERS -> updateChapterList(mangaList)
-                    Target.COVERS -> updateCovers(mangaList)
-                    Target.TRACKING -> updateTrackings(mangaList)
-                }
+        val handler = CoroutineExceptionHandler { _, exception ->
+            Timber.e(exception)
+            stopSelf(startId)
+        }
+        updateJob = ioScope.launch(handler) {
+            when (target) {
+                Target.CHAPTERS -> updateChapterList(mangaList)
+                Target.COVERS -> updateCovers(mangaList)
+                Target.TRACKING -> updateTrackings(mangaList)
            }
-            .subscribeOn(Schedulers.io())
-            .subscribe(
-                {
-                },
-                {
-                    Timber.e(it)
-                    stopSelf(startId)
-                },
-                {
-                    stopSelf(startId)
-                }
-            )
+        }
+        updateJob?.invokeOnCompletion { stopSelf(startId) }

        return START_REDELIVER_INTENT
    }
@ -249,77 +248,57 @@ class LibraryUpdateService(
     * @param mangaToUpdate the list to update
     * @return an observable delivering the progress of each update.
     */
-    fun updateChapterList(mangaToUpdate: List<LibraryManga>): Observable<LibraryManga> {
-        // Initialize the variables holding the progress of the updates.
-        val count = AtomicInteger(0)
-        // List containing new updates
+    suspend fun updateChapterList(mangaToUpdate: List<LibraryManga>) {
+        val progressCount = AtomicInteger(0)
        val newUpdates = mutableListOf<Pair<LibraryManga, Array<Chapter>>>()
-        // List containing failed updates
        val failedUpdates = mutableListOf<Pair<Manga, String?>>()
-        // Boolean to determine if DownloadManager has downloads
        var hasDownloads = false

-        // Emit each manga and update it sequentially.
-        return Observable.from(mangaToUpdate)
-            // Notify manga that will update.
-            .doOnNext { notifier.showProgressNotification(it, count.andIncrement, mangaToUpdate.size) }
-            // Update the chapters of the manga
-            .concatMap { manga ->
-                updateManga(manga)
-                    // If there's any error, return empty update and continue.
-                    .onErrorReturn {
-                        val errorMessage = if (it is NoChaptersException) {
-                            getString(R.string.no_chapters_error)
-                        } else {
-                            it.message
-                        }
-                        failedUpdates.add(Pair(manga, errorMessage))
-                        Pair(emptyList(), emptyList())
-                    }
-                    // Filter out mangas without new chapters (or failed).
-                    .filter { (first) -> first.isNotEmpty() }
-                    .doOnNext {
-                        if (manga.shouldDownloadNewChapters(db, preferences)) {
-                            downloadChapters(manga, it.first)
-                            hasDownloads = true
-                        }
-                    }
-                    // Convert to the manga that contains new chapters.
-                    .map {
-                        Pair(
-                            manga,
-                            (
-                                it.first.sortedByDescending { ch -> ch.source_order }
-                                    .toTypedArray()
-                                )
-                        )
-                    }
+        mangaToUpdate.forEach { manga ->
+            if (updateJob?.isActive != true) {
+                return
            }
-            // Add manga with new chapters to the list.
-            .doOnNext { manga ->
-                // Add to the list
-                newUpdates.add(manga)
-            }
-            // Notify result of the overall update.
-            .doOnCompleted {
-                notifier.cancelProgressNotification()

-                if (newUpdates.isNotEmpty()) {
-                    notifier.showUpdateNotifications(newUpdates)
-                    if (hasDownloads) {
-                        DownloadService.start(this)
-                    }
-                }
+            notifier.showProgressNotification(manga, progressCount.andIncrement, mangaToUpdate.size)

-                if (preferences.showLibraryUpdateErrors() && failedUpdates.isNotEmpty()) {
-                    val errorFile = writeErrorFile(failedUpdates)
-                    notifier.showUpdateErrorNotification(
-                        failedUpdates.map { it.first.title },
-                        errorFile.getUriCompat(this)
-                    )
+            try {
+                val (newChapters, _) = updateManga(manga)
+
+                if (newChapters.isNotEmpty()) {
+                    if (manga.shouldDownloadNewChapters(db, preferences)) {
+                        downloadChapters(manga, newChapters)
+                        hasDownloads = true
+                    }
+
+                    // Convert to the manga that contains new chapters
+                    newUpdates.add(manga to newChapters.sortedByDescending { ch -> ch.source_order }.toTypedArray())
                }
+            } catch (e: Throwable) {
+                val errorMessage = if (e is NoChaptersException) {
+                    getString(R.string.no_chapters_error)
+                } else {
+                    e.message
+                }
+                failedUpdates.add(manga to errorMessage)
            }
-            .map { (first) -> first }
+        }
+
+        notifier.cancelProgressNotification()
+
+        if (newUpdates.isNotEmpty()) {
+            notifier.showUpdateNotifications(newUpdates)
+            if (hasDownloads) {
+                DownloadService.start(this)
+            }
+        }
+
+        if (preferences.showLibraryUpdateErrors() && failedUpdates.isNotEmpty()) {
+            val errorFile = writeErrorFile(failedUpdates)
+            notifier.showUpdateErrorNotification(
+                failedUpdates.map { it.first.title },
+                errorFile.getUriCompat(this)
+            )
+        }
    }

    private fun downloadChapters(manga: Manga, chapters: List<Chapter>) {
@ -334,94 +313,102 @@ class LibraryUpdateService(
     * @param manga the manga to update.
     * @return a pair of the inserted and removed chapters.
     */
-    fun updateManga(manga: Manga): Observable<Pair<List<Chapter>, List<Chapter>>> {
+    suspend fun updateManga(manga: Manga): Pair<List<Chapter>, List<Chapter>> {
        val source = sourceManager.getOrStub(manga.source)

        // Update manga details metadata in the background
        if (preferences.autoUpdateMetadata()) {
-            source.fetchMangaDetails(manga)
-                .map { updatedManga ->
-                    // Avoid "losing" existing cover
-                    if (!updatedManga.thumbnail_url.isNullOrEmpty()) {
-                        manga.prepUpdateCover(coverCache, updatedManga, false)
-                    } else {
-                        updatedManga.thumbnail_url = manga.thumbnail_url
-                    }
-
-                    manga.copyFrom(updatedManga)
-                    db.insertManga(manga).executeAsBlocking()
-                    manga
+            val handler = CoroutineExceptionHandler { _, exception ->
+                Timber.e(exception)
+            }
+            GlobalScope.launch(Dispatchers.IO + handler) {
+                val updatedManga = source.getMangaDetails(manga.toMangaInfo())
+                val sManga = updatedManga.toSManga()
+                // Avoid "losing" existing cover
+                if (!sManga.thumbnail_url.isNullOrEmpty()) {
+                    manga.prepUpdateCover(coverCache, sManga, false)
+                } else {
+                    sManga.thumbnail_url = manga.thumbnail_url
                }
-                .onErrorResumeNext { Observable.just(manga) }
-                .subscribeOn(Schedulers.io())
-                .subscribe()
+
+                manga.copyFrom(sManga)
+                db.insertManga(manga).executeAsBlocking()
+            }
        }

-        return source.fetchChapterList(manga)
-            .map { syncChaptersWithSource(db, it, manga, source) }
+        val chapters = source.getChapterList(manga.toMangaInfo())
+            .map { it.toSChapter() }
+
+        return syncChaptersWithSource(db, chapters, manga, source)
    }

-    private fun updateCovers(mangaToUpdate: List<LibraryManga>): Observable<LibraryManga> {
-        var count = 0
+    private suspend fun updateCovers(mangaToUpdate: List<LibraryManga>) {
+        var progressCount = 0

-        return Observable.from(mangaToUpdate)
-            .doOnNext {
-                notifier.showProgressNotification(it, count++, mangaToUpdate.size)
+        mangaToUpdate.forEach { manga ->
+            if (updateJob?.isActive != true) {
+                return
            }
-            .flatMap { manga ->
-                val source = sourceManager.get(manga.source)
-                    ?: return@flatMap Observable.empty<LibraryManga>()

-                source.fetchMangaDetails(manga)
-                    .map { networkManga ->
-                        manga.prepUpdateCover(coverCache, networkManga, true)
-                        networkManga.thumbnail_url?.let {
-                            manga.thumbnail_url = it
-                            db.insertManga(manga).executeAsBlocking()
-                        }
-                        manga
+            notifier.showProgressNotification(manga, progressCount++, mangaToUpdate.size)
+
+            sourceManager.get(manga.source)?.let { source ->
+                try {
+                    val networkManga = source.getMangaDetails(manga.toMangaInfo())
+                    val sManga = networkManga.toSManga()
+                    manga.prepUpdateCover(coverCache, sManga, true)
+                    sManga.thumbnail_url?.let {
+                        manga.thumbnail_url = it
+                        db.insertManga(manga).executeAsBlocking()
                    }
-                    .onErrorReturn { manga }
-            }
-            .doOnCompleted {
-                notifier.cancelProgressNotification()
+                } catch (e: Throwable) {
+                    // Ignore errors and continue
+                    Timber.e(e)
+                }
            }
+        }
+
+        notifier.cancelProgressNotification()
    }

    /**
     * Method that updates the metadata of the connected tracking services. It's called in a
     * background thread, so it's safe to do heavy operations or network calls here.
     */
-    private fun updateTrackings(mangaToUpdate: List<LibraryManga>): Observable<LibraryManga> {
-        // Initialize the variables holding the progress of the updates.
-        var count = 0
-
+    private suspend fun updateTrackings(mangaToUpdate: List<LibraryManga>) {
+        var progressCount = 0
        val loggedServices = trackManager.services.filter { it.isLogged }

-        // Emit each manga and update it sequentially.
-        return Observable.from(mangaToUpdate)
-            // Notify manga that will update.
-            .doOnNext { notifier.showProgressNotification(it, count++, mangaToUpdate.size) }
-            // Update the tracking details.
-            .concatMap { manga ->
-                val tracks = db.getTracks(manga).executeAsBlocking()
+        mangaToUpdate.forEach { manga ->
+            if (updateJob?.isActive != true) {
+                return
+            }

-                Observable.from(tracks)
-                    .concatMap { track ->
-                        val service = trackManager.getService(track.sync_id)
-                        if (service != null && service in loggedServices) {
-                            service.refresh(track)
-                                .doOnNext { db.insertTrack(it).executeAsBlocking() }
-                                .onErrorReturn { track }
-                        } else {
-                            Observable.empty()
+            // Notify manga that will update.
+            notifier.showProgressNotification(manga, progressCount++, mangaToUpdate.size)
+
+            // Update the tracking details.
+            db.getTracks(manga).executeAsBlocking()
+                .map { track ->
+                    supervisorScope {
+                        async {
+                            val service = trackManager.getService(track.sync_id)
+                            if (service != null && service in loggedServices) {
+                                try {
+                                    val updatedTrack = service.refresh(track)
+                                    db.insertTrack(updatedTrack).executeAsBlocking()
+                                } catch (e: Throwable) {
+                                    // Ignore errors and continue
+                                    Timber.e(e)
+                                }
+                            }
                        }
                    }
-                    .map { manga }
-            }
-            .doOnCompleted {
-                notifier.cancelProgressNotification()
-            }
+                }
+                .awaitAll()
+        }
+
+        notifier.cancelProgressNotification()
    }

    /**
@ -430,15 +417,14 @@ class LibraryUpdateService(
    private fun writeErrorFile(errors: List<Pair<Manga, String?>>): File {
        try {
            if (errors.isNotEmpty()) {
-                val destFile = File(externalCacheDir, "tachiyomi_update_errors.txt")
-
-                destFile.bufferedWriter().use { out ->
+                val file = createFileInCacheDir("tachiyomi_update_errors.txt")
+                file.bufferedWriter().use { out ->
                    errors.forEach { (manga, error) ->
                        val source = sourceManager.getOrStub(manga.source)
                        out.write("${manga.title} ($source): $error\n")
                    }
                }
-                return destFile
+                return file
            }
        } catch (e: Exception) {
            // Empty
--- a/app/src/main/java/eu/kanade/tachiyomi/data/notification/NotificationReceiver.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/notification/NotificationReceiver.kt
@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.data.notification

 import android.app.PendingIntent
 import android.content.BroadcastReceiver
+import android.content.ClipData
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
@ -69,9 +70,10 @@ class NotificationReceiver : BroadcastReceiver() {
                )
            // Share backup file
            ACTION_SHARE_BACKUP ->
-                shareBackup(
+                shareFile(
                    context,
                    intent.getParcelableExtra(EXTRA_URI),
+                    if (intent.getBooleanExtra(EXTRA_IS_LEGACY_BACKUP, false)) "application/json" else "application/octet-stream+gzip",
                    intent.getIntExtra(EXTRA_NOTIFICATION_ID, -1)
                )
            ACTION_CANCEL_RESTORE -> cancelRestore(
@ -100,6 +102,14 @@ class NotificationReceiver : BroadcastReceiver() {
                    markAsRead(urls, mangaId)
                }
            }
+            // Share crash dump file
+            ACTION_SHARE_CRASH_LOG ->
+                shareFile(
+                    context,
+                    intent.getParcelableExtra(EXTRA_URI),
+                    "text/plain",
+                    intent.getIntExtra(EXTRA_NOTIFICATION_ID, -1)
+                )
        }
    }

@ -120,14 +130,13 @@ class NotificationReceiver : BroadcastReceiver() {
     * @param notificationId id of notification
     */
    private fun shareImage(context: Context, path: String, notificationId: Int) {
-        // Create intent
        val intent = Intent(Intent.ACTION_SEND).apply {
            val uri = File(path).getUriCompat(context)
            putExtra(Intent.EXTRA_STREAM, uri)
+            clipData = ClipData.newRawUri(null, uri)
            type = "image/*"
            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_GRANT_READ_URI_PERMISSION
        }
-        // Dismiss notification
        dismissNotification(context, notificationId)
        // Launch share activity
        context.startActivity(intent)
@ -140,10 +149,11 @@ class NotificationReceiver : BroadcastReceiver() {
     * @param path path of file
     * @param notificationId id of notification
     */
-    private fun shareBackup(context: Context, uri: Uri, notificationId: Int) {
+    private fun shareFile(context: Context, uri: Uri, fileMimeType: String, notificationId: Int) {
        val sendIntent = Intent(Intent.ACTION_SEND).apply {
            putExtra(Intent.EXTRA_STREAM, uri)
-            type = "application/json"
+            clipData = ClipData.newRawUri(null, uri)
+            type = fileMimeType
            flags = Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_GRANT_READ_URI_PERMISSION
        }
        // Dismiss notification
@ -244,59 +254,34 @@ class NotificationReceiver : BroadcastReceiver() {
    companion object {
        private const val NAME = "NotificationReceiver"

-        // Called to launch share intent.
        private const val ACTION_SHARE_IMAGE = "$ID.$NAME.SHARE_IMAGE"
-
-        // Called to delete image.
        private const val ACTION_DELETE_IMAGE = "$ID.$NAME.DELETE_IMAGE"

-        // Called to launch send intent.
        private const val ACTION_SHARE_BACKUP = "$ID.$NAME.SEND_BACKUP"

-        // Called to cancel backup restore job.
+        private const val ACTION_SHARE_CRASH_LOG = "$ID.$NAME.SEND_CRASH_LOG"
+
        private const val ACTION_CANCEL_RESTORE = "$ID.$NAME.CANCEL_RESTORE"

-        // Called to cancel library update.
        private const val ACTION_CANCEL_LIBRARY_UPDATE = "$ID.$NAME.CANCEL_LIBRARY_UPDATE"

-        // Called to mark manga chapters as read.
        private const val ACTION_MARK_AS_READ = "$ID.$NAME.MARK_AS_READ"
-
-        // Called to open chapter.
        private const val ACTION_OPEN_CHAPTER = "$ID.$NAME.ACTION_OPEN_CHAPTER"

-        // Value containing file location.
-        private const val EXTRA_FILE_LOCATION = "$ID.$NAME.FILE_LOCATION"
-
-        // Called to resume downloads.
        private const val ACTION_RESUME_DOWNLOADS = "$ID.$NAME.ACTION_RESUME_DOWNLOADS"
-
-        // Called to pause downloads.
        private const val ACTION_PAUSE_DOWNLOADS = "$ID.$NAME.ACTION_PAUSE_DOWNLOADS"
-
-        // Called to clear downloads.
        private const val ACTION_CLEAR_DOWNLOADS = "$ID.$NAME.ACTION_CLEAR_DOWNLOADS"

-        // Called to dismiss notification.
        private const val ACTION_DISMISS_NOTIFICATION = "$ID.$NAME.ACTION_DISMISS_NOTIFICATION"

-        // Value containing uri.
+        private const val EXTRA_FILE_LOCATION = "$ID.$NAME.FILE_LOCATION"
        private const val EXTRA_URI = "$ID.$NAME.URI"
-
-        // Value containing notification id.
        private const val EXTRA_NOTIFICATION_ID = "$ID.$NAME.NOTIFICATION_ID"
-
-        // Value containing group id.
        private const val EXTRA_GROUP_ID = "$ID.$NAME.EXTRA_GROUP_ID"
-
-        // Value containing manga id.
        private const val EXTRA_MANGA_ID = "$ID.$NAME.EXTRA_MANGA_ID"
-
-        // Value containing chapter id.
        private const val EXTRA_CHAPTER_ID = "$ID.$NAME.EXTRA_CHAPTER_ID"
-
-        // Value containing chapter url.
        private const val EXTRA_CHAPTER_URL = "$ID.$NAME.EXTRA_CHAPTER_URL"
+        private const val EXTRA_IS_LEGACY_BACKUP = "$ID.$NAME.EXTRA_IS_LEGACY_BACKUP"

        /**
         * Returns a [PendingIntent] that resumes the download of a chapter
@ -509,10 +494,11 @@ class NotificationReceiver : BroadcastReceiver() {
         * @param notificationId id of notification
         * @return [PendingIntent]
         */
-        internal fun shareBackupPendingBroadcast(context: Context, uri: Uri, notificationId: Int): PendingIntent {
+        internal fun shareBackupPendingBroadcast(context: Context, uri: Uri, isLegacyFormat: Boolean, notificationId: Int): PendingIntent {
            val intent = Intent(context, NotificationReceiver::class.java).apply {
                action = ACTION_SHARE_BACKUP
                putExtra(EXTRA_URI, uri)
+                putExtra(EXTRA_IS_LEGACY_BACKUP, isLegacyFormat)
                putExtra(EXTRA_NOTIFICATION_ID, notificationId)
            }
            return PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT)
@ -534,6 +520,23 @@ class NotificationReceiver : BroadcastReceiver() {
            return PendingIntent.getActivity(context, 0, intent, 0)
        }

+        /**
+         * Returns [PendingIntent] that starts a share activity for a crash log dump file.
+         *
+         * @param context context of application
+         * @param uri uri of file
+         * @param notificationId id of notification
+         * @return [PendingIntent]
+         */
+        internal fun shareCrashLogPendingBroadcast(context: Context, uri: Uri, notificationId: Int): PendingIntent {
+            val intent = Intent(context, NotificationReceiver::class.java).apply {
+                action = ACTION_SHARE_CRASH_LOG
+                putExtra(EXTRA_URI, uri)
+                putExtra(EXTRA_NOTIFICATION_ID, notificationId)
+            }
+            return PendingIntent.getBroadcast(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT)
+        }
+
        /**
         * Returns [PendingIntent] that cancels a backup restore job.
         *
--- a/app/src/main/java/eu/kanade/tachiyomi/data/notification/Notifications.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/notification/Notifications.kt
@ -62,6 +62,12 @@ object Notifications {
    const val ID_BACKUP_COMPLETE = -502
    const val ID_RESTORE_COMPLETE = -504

+    /**
+     * Notification channel used for crash log file sharing.
+     */
+    const val CHANNEL_CRASH_LOGS = "crash_logs_channel"
+    const val ID_CRASH_LOGS = -601
+
    private val deprecatedChannels = listOf(
        "downloader_channel",
        "backup_restore_complete_channel"
@ -143,7 +149,12 @@ object Notifications {
                group = GROUP_BACKUP_RESTORE
                setShowBadge(false)
                setSound(null, null)
-            }
+            },
+            NotificationChannel(
+                CHANNEL_CRASH_LOGS,
+                context.getString(R.string.channel_crash_logs),
+                NotificationManager.IMPORTANCE_HIGH
+            )
        ).forEach(context.notificationManager::createNotificationChannel)

        // Delete old notification channels
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceKeys.kt
@ -23,6 +23,8 @@ object PreferenceKeys {

    const val showPageNumber = "pref_show_page_number_key"

+    const val dualPageSplit = "pref_dual_page_split"
+
    const val showReadingMode = "pref_show_reading_mode"

    const val trueColor = "pref_true_color_key"
@ -57,7 +59,9 @@ object PreferenceKeys {

    const val readWithTapping = "reader_tap"

-    const val readWithTappingInverted = "reader_tapping_inverted"
+    const val pagerNavInverted = "reader_tapping_inverted"
+
+    const val webtoonNavInverted = "reader_tapping_inverted_webtoon"

    const val readWithLongTap = "reader_long_tap"

@ -65,6 +69,10 @@ object PreferenceKeys {

    const val readWithVolumeKeysInverted = "reader_volume_keys_inverted"

+    const val navigationModePager = "reader_navigation_mode_pager"
+
+    const val navigationModeWebtoon = "reader_navigation_mode_webtoon"
+
    const val webtoonSidePadding = "webtoon_side_padding"

    const val portraitColumns = "pref_library_columns_portrait_key"
@ -117,11 +125,15 @@ object PreferenceKeys {

    const val filterCompleted = "pref_filter_library_completed"

+    const val filterTracked = "pref_filter_library_tracked"
+
    const val librarySortingMode = "library_sorting_mode"

    const val automaticExtUpdates = "automatic_ext_updates"

-    const val allowNsfwSource = "allow_nsfw_source"
+    const val showNsfwSource = "show_nsfw_source"
+    const val showNsfwExtension = "show_nsfw_extension"
+    const val labelNsfwExtension = "label_nsfw_extension"

    const val startScreen = "start_screen"

@ -161,6 +173,8 @@ object PreferenceKeys {

    const val categoryTabs = "display_category_tabs"

+    const val categoryNumberOfItems = "display_number_of_items"
+
    const val alwaysShowChapterTransition = "always_show_chapter_transition"

    const val searchPinnedSourcesOnly = "search_pinned_sources_only"
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceValues.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferenceValues.kt
@ -31,16 +31,10 @@ object PreferenceValues {
        LIST,
    }

-    enum class TappingInvertMode {
+    enum class TappingInvertMode(val shouldInvertHorizontal: Boolean = false, val shouldInvertVertical: Boolean = false) {
        NONE,
-        HORIZONTAL,
-        VERTICAL,
-        BOTH
-    }
-
-    enum class NsfwAllowance {
-        ALLOWED,
-        PARTIAL,
-        BLOCKED
+        HORIZONTAL(shouldInvertHorizontal = true),
+        VERTICAL(shouldInvertVertical = true),
+        BOTH(shouldInvertHorizontal = true, shouldInvertVertical = true)
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/preference/PreferencesHelper.kt
@ -10,11 +10,9 @@ import com.tfcporciuncula.flow.Preference
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Manga
 import eu.kanade.tachiyomi.data.preference.PreferenceValues.DisplayMode
-import eu.kanade.tachiyomi.data.preference.PreferenceValues.NsfwAllowance
 import eu.kanade.tachiyomi.data.track.TrackService
 import eu.kanade.tachiyomi.data.track.anilist.Anilist
 import eu.kanade.tachiyomi.widget.ExtendedNavigationView
-import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.onEach
 import java.io.File
@ -24,7 +22,6 @@ import java.util.Locale
 import eu.kanade.tachiyomi.data.preference.PreferenceKeys as Keys
 import eu.kanade.tachiyomi.data.preference.PreferenceValues as Values

-@OptIn(ExperimentalCoroutinesApi::class)
 fun <T> Preference<T>.asImmediateFlow(block: (value: T) -> Unit): Flow<T> {
    block(get())
    return asFlow()
@ -39,7 +36,6 @@ operator fun <T> Preference<Set<T>>.minusAssign(item: T) {
    set(get() - item)
 }

-@OptIn(ExperimentalCoroutinesApi::class)
 class PreferencesHelper(val context: Context) {

    private val prefs = PreferenceManager.getDefaultSharedPreferences(context)
@ -93,6 +89,8 @@ class PreferencesHelper(val context: Context) {

    fun showPageNumber() = flowPrefs.getBoolean(Keys.showPageNumber, true)

+    fun dualPageSplit() = flowPrefs.getBoolean(Keys.dualPageSplit, false)
+
    fun showReadingMode() = prefs.getBoolean(Keys.showReadingMode, true)

    fun trueColor() = flowPrefs.getBoolean(Keys.trueColor, false)
@ -131,7 +129,9 @@ class PreferencesHelper(val context: Context) {

    fun readWithTapping() = flowPrefs.getBoolean(Keys.readWithTapping, true)

-    fun readWithTappingInverted() = flowPrefs.getEnum(Keys.readWithTappingInverted, Values.TappingInvertMode.NONE)
+    fun pagerNavInverted() = flowPrefs.getEnum(Keys.pagerNavInverted, Values.TappingInvertMode.NONE)
+
+    fun webtoonNavInverted() = flowPrefs.getEnum(Keys.webtoonNavInverted, Values.TappingInvertMode.NONE)

    fun readWithLongTap() = flowPrefs.getBoolean(Keys.readWithLongTap, true)

@ -139,6 +139,10 @@ class PreferencesHelper(val context: Context) {

    fun readWithVolumeKeysInverted() = flowPrefs.getBoolean(Keys.readWithVolumeKeysInverted, false)

+    fun navigationModePager() = flowPrefs.getInt(Keys.navigationModePager, 0)
+
+    fun navigationModeWebtoon() = flowPrefs.getInt(Keys.navigationModeWebtoon, 0)
+
    fun portraitColumns() = flowPrefs.getInt(Keys.portraitColumns, 0)

    fun landscapeColumns() = flowPrefs.getInt(Keys.landscapeColumns, 0)
@ -213,19 +217,25 @@ class PreferencesHelper(val context: Context) {

    fun categoryTabs() = flowPrefs.getBoolean(Keys.categoryTabs, true)

+    fun categoryNumberOfItems() = flowPrefs.getBoolean(Keys.categoryNumberOfItems, false)
+
    fun filterDownloaded() = flowPrefs.getInt(Keys.filterDownloaded, ExtendedNavigationView.Item.TriStateGroup.State.IGNORE.value)

    fun filterUnread() = flowPrefs.getInt(Keys.filterUnread, ExtendedNavigationView.Item.TriStateGroup.State.IGNORE.value)

    fun filterCompleted() = flowPrefs.getInt(Keys.filterCompleted, ExtendedNavigationView.Item.TriStateGroup.State.IGNORE.value)

+    fun filterTracking(name: Int) = flowPrefs.getInt("${Keys.filterTracked}_$name", ExtendedNavigationView.Item.TriStateGroup.State.IGNORE.value)
+
    fun librarySortingMode() = flowPrefs.getInt(Keys.librarySortingMode, 0)

    fun librarySortingAscending() = flowPrefs.getBoolean("library_sorting_ascending", true)

    fun automaticExtUpdates() = flowPrefs.getBoolean(Keys.automaticExtUpdates, true)

-    fun allowNsfwSource() = flowPrefs.getEnum(Keys.allowNsfwSource, NsfwAllowance.ALLOWED)
+    fun showNsfwSource() = flowPrefs.getBoolean(Keys.showNsfwSource, true)
+    fun showNsfwExtension() = flowPrefs.getBoolean(Keys.showNsfwExtension, true)
+    fun labelNsfwExtension() = prefs.getBoolean(Keys.labelNsfwExtension, true)

    fun extensionUpdatesCount() = flowPrefs.getInt("ext_updates_count", 0)

--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/TrackService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/TrackService.kt
@ -1,14 +1,14 @@
 package eu.kanade.tachiyomi.data.track

 import androidx.annotation.CallSuper
+import androidx.annotation.ColorInt
 import androidx.annotation.DrawableRes
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import eu.kanade.tachiyomi.network.NetworkHelper
 import okhttp3.OkHttpClient
-import rx.Completable
-import rx.Observable
 import uy.kohesive.injekt.injectLazy

 abstract class TrackService(val id: Int) {
@ -20,7 +20,8 @@ abstract class TrackService(val id: Int) {
        get() = networkService.client

    // Name of the manga sync service to display
-    abstract val name: String
+    @StringRes
+    abstract fun nameRes(): Int

    // Application and remote support for reading dates
    open val supportsReadingDates: Boolean = false
@ -28,6 +29,7 @@ abstract class TrackService(val id: Int) {
    @DrawableRes
    abstract fun getLogo(): Int

+    @ColorInt
    abstract fun getLogoColor(): Int

    abstract fun getStatusList(): List<Int>
@ -44,17 +46,17 @@ abstract class TrackService(val id: Int) {

    abstract fun displayScore(track: Track): String

-    abstract fun add(track: Track): Observable<Track>
+    abstract suspend fun add(track: Track): Track

-    abstract fun update(track: Track): Observable<Track>
+    abstract suspend fun update(track: Track): Track

-    abstract fun bind(track: Track): Observable<Track>
+    abstract suspend fun bind(track: Track): Track

-    abstract fun search(query: String): Observable<List<TrackSearch>>
+    abstract suspend fun search(query: String): List<TrackSearch>

-    abstract fun refresh(track: Track): Observable<Track>
+    abstract suspend fun refresh(track: Track): Track

-    abstract fun login(username: String, password: String): Completable
+    abstract suspend fun login(username: String, password: String)

    @CallSuper
    open fun logout() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/Anilist.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/Anilist.kt
@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.data.track.anilist

 import android.content.Context
 import android.graphics.Color
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackService
@ -9,8 +10,6 @@ import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import rx.Completable
-import rx.Observable
 import uy.kohesive.injekt.injectLazy

 class Anilist(private val context: Context, id: Int) : TrackService(id) {
@ -23,9 +22,6 @@ class Anilist(private val context: Context, id: Int) : TrackService(id) {
        const val PLANNING = 5
        const val REPEATING = 6

-        const val DEFAULT_STATUS = READING
-        const val DEFAULT_SCORE = 0
-
        const val POINT_100 = "POINT_100"
        const val POINT_10 = "POINT_10"
        const val POINT_10_DECIMAL = "POINT_10_DECIMAL"
@ -33,8 +29,6 @@ class Anilist(private val context: Context, id: Int) : TrackService(id) {
        const val POINT_3 = "POINT_3"
    }

-    override val name = "AniList"
-
    private val json: Json by injectLazy()

    private val interceptor by lazy { AnilistInterceptor(this, getPassword()) }
@ -53,6 +47,9 @@ class Anilist(private val context: Context, id: Int) : TrackService(id) {
        }
    }

+    @StringRes
+    override fun nameRes() = R.string.tracker_anilist
+
    override fun getLogo() = R.drawable.ic_tracker_anilist

    override fun getLogoColor() = Color.rgb(18, 25, 35)
@ -131,65 +128,58 @@ class Anilist(private val context: Context, id: Int) : TrackService(id) {
        }
    }

-    override fun add(track: Track): Observable<Track> {
+    override suspend fun add(track: Track): Track {
        return api.addLibManga(track)
    }

-    override fun update(track: Track): Observable<Track> {
+    override suspend fun update(track: Track): Track {
        // If user was using API v1 fetch library_id
        if (track.library_id == null || track.library_id!! == 0L) {
-            return api.findLibManga(track, getUsername().toInt()).flatMap {
-                if (it == null) {
-                    throw Exception("$track not found on user library")
-                }
-                track.library_id = it.library_id
-                api.updateLibManga(track)
-            }
+            val libManga = api.findLibManga(track, getUsername().toInt())
+                ?: throw Exception("$track not found on user library")
+            track.library_id = libManga.library_id
        }

        return api.updateLibManga(track)
    }

-    override fun bind(track: Track): Observable<Track> {
-        return api.findLibManga(track, getUsername().toInt())
-            .flatMap { remoteTrack ->
-                if (remoteTrack != null) {
-                    track.copyPersonalFrom(remoteTrack)
-                    track.library_id = remoteTrack.library_id
-                    update(track)
-                } else {
-                    // Set default fields if it's not found in the list
-                    track.score = DEFAULT_SCORE.toFloat()
-                    track.status = DEFAULT_STATUS
-                    add(track)
-                }
-            }
+    override suspend fun bind(track: Track): Track {
+        val remoteTrack = api.findLibManga(track, getUsername().toInt())
+        return if (remoteTrack != null) {
+            track.copyPersonalFrom(remoteTrack)
+            track.library_id = remoteTrack.library_id
+            update(track)
+        } else {
+            // Set default fields if it's not found in the list
+            track.status = READING
+            track.score = 0F
+            add(track)
+        }
    }

-    override fun search(query: String): Observable<List<TrackSearch>> {
+    override suspend fun search(query: String): List<TrackSearch> {
        return api.search(query)
    }

-    override fun refresh(track: Track): Observable<Track> {
-        return api.getLibManga(track, getUsername().toInt())
-            .map { remoteTrack ->
-                track.copyPersonalFrom(remoteTrack)
-                track.total_chapters = remoteTrack.total_chapters
-                track
-            }
+    override suspend fun refresh(track: Track): Track {
+        val remoteTrack = api.getLibManga(track, getUsername().toInt())
+        track.copyPersonalFrom(remoteTrack)
+        track.total_chapters = remoteTrack.total_chapters
+        return track
    }

-    override fun login(username: String, password: String) = login(password)
+    override suspend fun login(username: String, password: String) = login(password)

-    fun login(token: String): Completable {
-        val oauth = api.createOAuth(token)
-        interceptor.setAuth(oauth)
-        return api.getCurrentUser().map { (username, scoreType) ->
+    suspend fun login(token: String) {
+        try {
+            val oauth = api.createOAuth(token)
+            interceptor.setAuth(oauth)
+            val (username, scoreType) = api.getCurrentUser()
            scorePreference.set(scoreType)
            saveCredentials(username.toString(), oauth.access_token)
-        }.doOnError {
+        } catch (e: Throwable) {
            logout()
-        }.toCompletable()
+        }
    }

    override fun logout() {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistApi.kt
@ -4,9 +4,11 @@ import android.net.Uri
 import androidx.core.net.toUri
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
-import eu.kanade.tachiyomi.network.asObservableSuccess
-import kotlinx.serialization.decodeFromString
-import kotlinx.serialization.json.Json
+import eu.kanade.tachiyomi.network.POST
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.jsonMime
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
 import kotlinx.serialization.json.JsonObject
 import kotlinx.serialization.json.buildJsonObject
 import kotlinx.serialization.json.contentOrNull
@ -18,24 +20,18 @@ import kotlinx.serialization.json.jsonPrimitive
 import kotlinx.serialization.json.long
 import kotlinx.serialization.json.put
 import kotlinx.serialization.json.putJsonObject
-import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.OkHttpClient
-import okhttp3.Request
 import okhttp3.RequestBody.Companion.toRequestBody
-import rx.Observable
-import uy.kohesive.injekt.injectLazy
 import java.util.Calendar

 class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {

-    private val json: Json by injectLazy()
-
-    private val jsonMime = "application/json; charset=utf-8".toMediaTypeOrNull()
    private val authClient = client.newBuilder().addInterceptor(interceptor).build()

-    fun addLibManga(track: Track): Observable<Track> {
-        val query =
-            """
+    suspend fun addLibManga(track: Track): Track {
+        return withIOContext {
+            val query =
+                """
            |mutation AddManga(${'$'}mangaId: Int, ${'$'}progress: Int, ${'$'}status: MediaListStatus) {
                |SaveMediaListEntry (mediaId: ${'$'}mangaId, progress: ${'$'}progress, status: ${'$'}status) { 
                |   id 
@ -43,36 +39,34 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                |} 
            |}
            |""".trimMargin()
-        val payload = buildJsonObject {
-            put("query", query)
-            putJsonObject("variables") {
-                put("mangaId", track.media_id)
-                put("progress", track.last_chapter_read)
-                put("status", track.toAnilistStatus())
-            }
-        }
-        val body = payload.toString().toRequestBody(jsonMime)
-        val request = Request.Builder()
-            .url(apiUrl)
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                netResponse.close()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
+            val payload = buildJsonObject {
+                put("query", query)
+                putJsonObject("variables") {
+                    put("mangaId", track.media_id)
+                    put("progress", track.last_chapter_read)
+                    put("status", track.toAnilistStatus())
                }
-                val response = json.decodeFromString<JsonObject>(responseBody)
-                track.library_id = response["data"]!!.jsonObject["SaveMediaListEntry"]!!.jsonObject["id"]!!.jsonPrimitive.long
-                track
            }
+            authClient.newCall(
+                POST(
+                    apiUrl,
+                    body = payload.toString().toRequestBody(jsonMime)
+                )
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    track.library_id =
+                        it["data"]!!.jsonObject["SaveMediaListEntry"]!!.jsonObject["id"]!!.jsonPrimitive.long
+                    track
+                }
+        }
    }

-    fun updateLibManga(track: Track): Observable<Track> {
-        val query =
-            """
+    suspend fun updateLibManga(track: Track): Track {
+        return withIOContext {
+            val query =
+                """
            |mutation UpdateManga(${'$'}listId: Int, ${'$'}progress: Int, ${'$'}status: MediaListStatus, ${'$'}score: Int) {
                |SaveMediaListEntry (id: ${'$'}listId, progress: ${'$'}progress, status: ${'$'}status, scoreRaw: ${'$'}score) {
                    |id
@ -81,30 +75,25 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                |}
            |}
            |""".trimMargin()
-        val payload = buildJsonObject {
-            put("query", query)
-            putJsonObject("variables") {
-                put("listId", track.library_id)
-                put("progress", track.last_chapter_read)
-                put("status", track.toAnilistStatus())
-                put("score", track.score.toInt())
+            val payload = buildJsonObject {
+                put("query", query)
+                putJsonObject("variables") {
+                    put("listId", track.library_id)
+                    put("progress", track.last_chapter_read)
+                    put("status", track.toAnilistStatus())
+                    put("score", track.score.toInt())
+                }
            }
+            authClient.newCall(POST(apiUrl, body = payload.toString().toRequestBody(jsonMime)))
+                .await()
+            track
        }
-        val body = payload.toString().toRequestBody(jsonMime)
-        val request = Request.Builder()
-            .url(apiUrl)
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map {
-                track
-            }
    }

-    fun search(search: String): Observable<List<TrackSearch>> {
-        val query =
-            """
+    suspend fun search(search: String): List<TrackSearch> {
+        return withIOContext {
+            val query =
+                """
            |query Search(${'$'}query: String) {
                |Page (perPage: 50) {
                    |media(search: ${'$'}query, type: MANGA, format_not_in: [NOVEL]) {
@ -128,36 +117,34 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                |}
            |}
            |""".trimMargin()
-        val payload = buildJsonObject {
-            put("query", query)
-            putJsonObject("variables") {
-                put("query", search)
-            }
-        }
-        val body = payload.toString().toRequestBody(jsonMime)
-        val request = Request.Builder()
-            .url(apiUrl)
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
+            val payload = buildJsonObject {
+                put("query", query)
+                putJsonObject("variables") {
+                    put("query", search)
                }
-                val response = json.decodeFromString<JsonObject>(responseBody)
-                val data = response["data"]!!.jsonObject
-                val page = data["Page"]!!.jsonObject
-                val media = page["media"]!!.jsonArray
-                val entries = media.map { jsonToALManga(it.jsonObject) }
-                entries.map { it.toTrack() }
            }
+            authClient.newCall(
+                POST(
+                    apiUrl,
+                    body = payload.toString().toRequestBody(jsonMime)
+                )
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let { response ->
+                    val data = response["data"]!!.jsonObject
+                    val page = data["Page"]!!.jsonObject
+                    val media = page["media"]!!.jsonArray
+                    val entries = media.map { jsonToALManga(it.jsonObject) }
+                    entries.map { it.toTrack() }
+                }
+        }
    }

-    fun findLibManga(track: Track, userid: Int): Observable<Track?> {
-        val query =
-            """
+    suspend fun findLibManga(track: Track, userid: Int): Track? {
+        return withIOContext {
+            val query =
+                """
            |query (${'$'}id: Int!, ${'$'}manga_id: Int!) {
                |Page {
                    |mediaList(userId: ${'$'}id, type: MANGA, mediaId: ${'$'}manga_id) {
@ -187,46 +174,43 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                |}
            |}
            |""".trimMargin()
-        val payload = buildJsonObject {
-            put("query", query)
-            putJsonObject("variables") {
-                put("id", userid)
-                put("manga_id", track.media_id)
-            }
-        }
-        val body = payload.toString().toRequestBody(jsonMime)
-        val request = Request.Builder()
-            .url(apiUrl)
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
+            val payload = buildJsonObject {
+                put("query", query)
+                putJsonObject("variables") {
+                    put("id", userid)
+                    put("manga_id", track.media_id)
                }
-                val response = json.decodeFromString<JsonObject>(responseBody)
-                val data = response["data"]!!.jsonObject
-                val page = data["Page"]!!.jsonObject
-                val media = page["mediaList"]!!.jsonArray
-                val entries = media.map { jsonToALUserManga(it.jsonObject) }
-                entries.firstOrNull()?.toTrack()
            }
+            authClient.newCall(
+                POST(
+                    apiUrl,
+                    body = payload.toString().toRequestBody(jsonMime)
+                )
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let { response ->
+                    val data = response["data"]!!.jsonObject
+                    val page = data["Page"]!!.jsonObject
+                    val media = page["mediaList"]!!.jsonArray
+                    val entries = media.map { jsonToALUserManga(it.jsonObject) }
+                    entries.firstOrNull()?.toTrack()
+                }
+        }
    }

-    fun getLibManga(track: Track, userid: Int): Observable<Track> {
-        return findLibManga(track, userid)
-            .map { it ?: throw Exception("Could not find manga") }
+    suspend fun getLibManga(track: Track, userid: Int): Track {
+        return findLibManga(track, userid) ?: throw Exception("Could not find manga")
    }

    fun createOAuth(token: String): OAuth {
        return OAuth(token, "Bearer", System.currentTimeMillis() + 31536000000, 31536000000)
    }

-    fun getCurrentUser(): Observable<Pair<Int, String>> {
-        val query =
-            """
+    suspend fun getCurrentUser(): Pair<Int, String> {
+        return withIOContext {
+            val query =
+                """
            |query User {
                |Viewer {
                    |id
@ -236,26 +220,26 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {
                |}
            |}
            |""".trimMargin()
-        val payload = buildJsonObject {
-            put("query", query)
-        }
-        val body = payload.toString().toRequestBody(jsonMime)
-        val request = Request.Builder()
-            .url(apiUrl)
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
-                }
-                val response = json.decodeFromString<JsonObject>(responseBody)
-                val data = response["data"]!!.jsonObject
-                val viewer = data["Viewer"]!!.jsonObject
-                Pair(viewer["id"]!!.jsonPrimitive.int, viewer["mediaListOptions"]!!.jsonObject["scoreFormat"]!!.jsonPrimitive.content)
+            val payload = buildJsonObject {
+                put("query", query)
            }
+            authClient.newCall(
+                POST(
+                    apiUrl,
+                    body = payload.toString().toRequestBody(jsonMime)
+                )
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    val data = it["data"]!!.jsonObject
+                    val viewer = data["Viewer"]!!.jsonObject
+                    Pair(
+                        viewer["id"]!!.jsonPrimitive.int,
+                        viewer["mediaListOptions"]!!.jsonObject["scoreFormat"]!!.jsonPrimitive.content
+                    )
+                }
+        }
    }

    private fun jsonToALManga(struct: JsonObject): ALManga {
@ -298,7 +282,6 @@ class AnilistApi(val client: OkHttpClient, interceptor: AnilistInterceptor) {

    companion object {
        private const val clientId = "385"
-        private const val clientUrl = "tachiyomi://anilist-auth"
        private const val apiUrl = "https://graphql.anilist.co/"
        private const val baseUrl = "https://anilist.co/api/v2/"
        private const val baseMangaUrl = "https://anilist.co/manga/"
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistModels.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/anilist/AnilistModels.kt
@ -63,7 +63,7 @@ data class ALUserManga(
        "DROPPED" -> Anilist.DROPPED
        "PLANNING" -> Anilist.PLANNING
        "REPEATING" -> Anilist.REPEATING
-        else -> throw NotImplementedError("Unknown status")
+        else -> throw NotImplementedError("Unknown status: $list_status")
    }
 }

@ -74,7 +74,7 @@ fun Track.toAnilistStatus() = when (status) {
    Anilist.DROPPED -> "DROPPED"
    Anilist.PLANNING -> "PLANNING"
    Anilist.REPEATING -> "REPEATING"
-    else -> throw NotImplementedError("Unknown status")
+    else -> throw NotImplementedError("Unknown status: $status")
 }

 private val preferences: PreferencesHelper by injectLazy()
@ -102,5 +102,5 @@ fun Track.toAnilistScore(): String = when (preferences.anilistScoreType().get())
    }
 // 10 point decimal
    "POINT_10_DECIMAL" -> (score / 10).toString()
-    else -> throw Exception("Unknown score type")
+    else -> throw NotImplementedError("Unknown score type")
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/Bangumi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/Bangumi.kt
@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.data.track.bangumi

 import android.content.Context
 import android.graphics.Color
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackService
@ -9,20 +10,19 @@ import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import rx.Completable
-import rx.Observable
 import uy.kohesive.injekt.injectLazy

 class Bangumi(private val context: Context, id: Int) : TrackService(id) {

-    override val name = "Bangumi"
-
    private val json: Json by injectLazy()

    private val interceptor by lazy { BangumiInterceptor(this) }

    private val api by lazy { BangumiApi(client, interceptor) }

+    @StringRes
+    override fun nameRes() = R.string.tracker_bangumi
+
    override fun getScoreList(): List<String> {
        return IntRange(0, 10).map(Int::toString)
    }
@ -31,52 +31,44 @@ class Bangumi(private val context: Context, id: Int) : TrackService(id) {
        return track.score.toInt().toString()
    }

-    override fun add(track: Track): Observable<Track> {
+    override suspend fun add(track: Track): Track {
        return api.addLibManga(track)
    }

-    override fun update(track: Track): Observable<Track> {
+    override suspend fun update(track: Track): Track {
        return api.updateLibManga(track)
    }

-    override fun bind(track: Track): Observable<Track> {
-        return api.statusLibManga(track)
-            .flatMap {
-                api.findLibManga(track).flatMap { remoteTrack ->
-                    if (remoteTrack != null && it != null) {
-                        track.copyPersonalFrom(remoteTrack)
-                        track.library_id = remoteTrack.library_id
-                        track.status = remoteTrack.status
-                        track.last_chapter_read = remoteTrack.last_chapter_read
-                        refresh(track)
-                    } else {
-                        // Set default fields if it's not found in the list
-                        track.score = DEFAULT_SCORE.toFloat()
-                        track.status = DEFAULT_STATUS
-                        add(track)
-                        update(track)
-                    }
-                }
-            }
+    override suspend fun bind(track: Track): Track {
+        val statusTrack = api.statusLibManga(track)
+        val remoteTrack = api.findLibManga(track)
+        return if (remoteTrack != null && statusTrack != null) {
+            track.copyPersonalFrom(remoteTrack)
+            track.library_id = remoteTrack.library_id
+            track.status = remoteTrack.status
+            track.last_chapter_read = remoteTrack.last_chapter_read
+            refresh(track)
+        } else {
+            // Set default fields if it's not found in the list
+            track.status = READING
+            track.score = 0F
+            add(track)
+            update(track)
+        }
    }

-    override fun search(query: String): Observable<List<TrackSearch>> {
+    override suspend fun search(query: String): List<TrackSearch> {
        return api.search(query)
    }

-    override fun refresh(track: Track): Observable<Track> {
-        return api.statusLibManga(track)
-            .flatMap {
-                track.copyPersonalFrom(it!!)
-                api.findLibManga(track)
-                    .map { remoteTrack ->
-                        if (remoteTrack != null) {
-                            track.total_chapters = remoteTrack.total_chapters
-                            track.status = remoteTrack.status
-                        }
-                        track
-                    }
-            }
+    override suspend fun refresh(track: Track): Track {
+        val remoteStatusTrack = api.statusLibManga(track)
+        track.copyPersonalFrom(remoteStatusTrack!!)
+        api.findLibManga(track)?.let { remoteTrack ->
+            track.total_chapters = remoteTrack.total_chapters
+            track.status = remoteTrack.status
+        }
+        return track
    }

    override fun getLogo() = R.drawable.ic_tracker_bangumi
@ -100,17 +92,16 @@ class Bangumi(private val context: Context, id: Int) : TrackService(id) {

    override fun getCompletionStatus(): Int = COMPLETED

-    override fun login(username: String, password: String) = login(password)
+    override suspend fun login(username: String, password: String) = login(password)

-    fun login(code: String): Completable {
-        return api.accessToken(code).map { oauth: OAuth? ->
+    suspend fun login(code: String) {
+        try {
+            val oauth = api.accessToken(code)
            interceptor.newAuth(oauth)
-            if (oauth != null) {
-                saveCredentials(oauth.user_id.toString(), oauth.access_token)
-            }
-        }.doOnError {
+            saveCredentials(oauth.user_id.toString(), oauth.access_token)
+        } catch (e: Throwable) {
            logout()
-        }.toCompletable()
+        }
    }

    fun saveToken(oauth: OAuth?) {
@ -137,8 +128,5 @@ class Bangumi(private val context: Context, id: Int) : TrackService(id) {
        const val ON_HOLD = 4
        const val DROPPED = 5
        const val PLANNING = 1
-
-        const val DEFAULT_STATUS = READING
-        const val DEFAULT_SCORE = 0
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiApi.kt
@ -5,12 +5,14 @@ import androidx.core.net.toUri
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
+import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
-import eu.kanade.tachiyomi.network.asObservableSuccess
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.json.Json
 import kotlinx.serialization.json.JsonObject
-import kotlinx.serialization.json.float
 import kotlinx.serialization.json.int
 import kotlinx.serialization.json.jsonArray
 import kotlinx.serialization.json.jsonObject
@ -19,7 +21,6 @@ import okhttp3.CacheControl
 import okhttp3.FormBody
 import okhttp3.OkHttpClient
 import okhttp3.Request
-import rx.Observable
 import uy.kohesive.injekt.injectLazy
 import java.net.URLEncoder

@ -29,76 +30,64 @@ class BangumiApi(private val client: OkHttpClient, interceptor: BangumiIntercept

    private val authClient = client.newBuilder().addInterceptor(interceptor).build()

-    fun addLibManga(track: Track): Observable<Track> {
-        val body = FormBody.Builder()
-            .add("rating", track.score.toInt().toString())
-            .add("status", track.toBangumiStatus())
-            .build()
-        val request = Request.Builder()
-            .url("$apiUrl/collection/${track.media_id}/update")
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map {
-                track
-            }
+    suspend fun addLibManga(track: Track): Track {
+        return withIOContext {
+            val body = FormBody.Builder()
+                .add("rating", track.score.toInt().toString())
+                .add("status", track.toBangumiStatus())
+                .build()
+            authClient.newCall(POST("$apiUrl/collection/${track.media_id}/update", body = body))
+                .await()
+            track
+        }
    }

-    fun updateLibManga(track: Track): Observable<Track> {
-        // chapter update
-        val body = FormBody.Builder()
-            .add("watched_eps", track.last_chapter_read.toString())
-            .build()
-        val request = Request.Builder()
-            .url("$apiUrl/subject/${track.media_id}/update/watched_eps")
-            .post(body)
-            .build()
+    suspend fun updateLibManga(track: Track): Track {
+        return withIOContext {
+            // read status update
+            val sbody = FormBody.Builder()
+                .add("status", track.toBangumiStatus())
+                .build()
+            authClient.newCall(POST("$apiUrl/collection/${track.media_id}/update", body = sbody))
+                .await()

-        // read status update
-        val sbody = FormBody.Builder()
-            .add("status", track.toBangumiStatus())
-            .build()
-        val srequest = Request.Builder()
-            .url("$apiUrl/collection/${track.media_id}/update")
-            .post(sbody)
-            .build()
-        return authClient.newCall(srequest)
-            .asObservableSuccess()
-            .map {
-                track
-            }.flatMap {
-                authClient.newCall(request)
-                    .asObservableSuccess()
-                    .map {
-                        track
+            // chapter update
+            val body = FormBody.Builder()
+                .add("watched_eps", track.last_chapter_read.toString())
+                .build()
+            authClient.newCall(
+                POST(
+                    "$apiUrl/subject/${track.media_id}/update/watched_eps",
+                    body = body
+                )
+            ).await()
+
+            track
+        }
+    }
+
+    suspend fun search(search: String): List<TrackSearch> {
+        return withIOContext {
+            val url = "$apiUrl/search/subject/${URLEncoder.encode(search, Charsets.UTF_8.name())}"
+                .toUri()
+                .buildUpon()
+                .appendQueryParameter("max_results", "20")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .use {
+                    var responseBody = it.body?.string().orEmpty()
+                    if (responseBody.isEmpty()) {
+                        throw Exception("Null Response")
                    }
-            }
-    }
-
-    fun search(search: String): Observable<List<TrackSearch>> {
-        val url = "$apiUrl/search/subject/${URLEncoder.encode(search, Charsets.UTF_8.name())}"
-            .toUri()
-            .buildUpon()
-            .appendQueryParameter("max_results", "20")
-            .build()
-        val request = Request.Builder()
-            .url(url.toString())
-            .get()
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                var responseBody = netResponse.body?.string().orEmpty()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
+                    if (responseBody.contains("\"code\":404")) {
+                        responseBody = "{\"results\":0,\"list\":[]}"
+                    }
+                    val response = json.decodeFromString<JsonObject>(responseBody)["list"]?.jsonArray
+                    response?.filter { it.jsonObject["type"]?.jsonPrimitive?.int == 1 }
+                        ?.map { jsonToSearch(it.jsonObject) }.orEmpty()
                }
-                if (responseBody.contains("\"code\":404")) {
-                    responseBody = "{\"results\":0,\"list\":[]}"
-                }
-                val response = json.decodeFromString<JsonObject>(responseBody)["list"]?.jsonArray
-                response?.filter { it.jsonObject["type"]?.jsonPrimitive?.int == 1 }?.map { jsonToSearch(it.jsonObject) }
-            }
+        }
    }

    private fun jsonToSearch(obj: JsonObject): TrackSearch {
@ -111,63 +100,41 @@ class BangumiApi(private val client: OkHttpClient, interceptor: BangumiIntercept
        }
    }

-    private fun jsonToTrack(mangas: JsonObject): Track {
-        return Track.create(TrackManager.BANGUMI).apply {
-            title = mangas["name"]!!.jsonPrimitive.content
-            media_id = mangas["id"]!!.jsonPrimitive.int
-            score = try {
-                mangas["rating"]!!.jsonObject["score"]!!.jsonPrimitive.float
-            } catch (_: Exception) {
-                0f
-            }
-            status = Bangumi.DEFAULT_STATUS
-            tracking_url = mangas["url"]!!.jsonPrimitive.content
+    suspend fun findLibManga(track: Track): Track? {
+        return withIOContext {
+            authClient.newCall(GET("$apiUrl/subject/${track.media_id}"))
+                .await()
+                .parseAs<JsonObject>()
+                .let { jsonToSearch(it) }
        }
    }

-    fun findLibManga(track: Track): Observable<Track?> {
-        val urlMangas = "$apiUrl/subject/${track.media_id}"
-        val requestMangas = Request.Builder()
-            .url(urlMangas)
-            .get()
-            .build()
+    suspend fun statusLibManga(track: Track): Track? {
+        return withIOContext {
+            val urlUserRead = "$apiUrl/collection/${track.media_id}"
+            val requestUserRead = Request.Builder()
+                .url(urlUserRead)
+                .cacheControl(CacheControl.FORCE_NETWORK)
+                .get()
+                .build()

-        return authClient.newCall(requestMangas)
-            .asObservableSuccess()
-            .map { netResponse ->
-                // get comic info
-                val responseBody = netResponse.body?.string().orEmpty()
-                jsonToTrack(json.decodeFromString(responseBody))
-            }
+            // TODO: get user readed chapter here
+            authClient.newCall(requestUserRead)
+                .await()
+                .parseAs<Collection>()
+                .let {
+                    track.status = it.status?.id!!
+                    track.last_chapter_read = it.ep_status!!
+                    track
+                }
+        }
    }

-    fun statusLibManga(track: Track): Observable<Track?> {
-        val urlUserRead = "$apiUrl/collection/${track.media_id}"
-        val requestUserRead = Request.Builder()
-            .url(urlUserRead)
-            .cacheControl(CacheControl.FORCE_NETWORK)
-            .get()
-            .build()
-
-        // todo get user readed chapter here
-        return authClient.newCall(requestUserRead)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val resp = netResponse.body?.string()
-                val coll = json.decodeFromString<Collection>(resp!!)
-                track.status = coll.status?.id!!
-                track.last_chapter_read = coll.ep_status!!
-                track
-            }
-    }
-
-    fun accessToken(code: String): Observable<OAuth> {
-        return client.newCall(accessTokenRequest(code)).asObservableSuccess().map { netResponse ->
-            val responseBody = netResponse.body?.string().orEmpty()
-            if (responseBody.isEmpty()) {
-                throw Exception("Null Response")
-            }
-            json.decodeFromString<OAuth>(responseBody)
+    suspend fun accessToken(code: String): OAuth {
+        return withIOContext {
+            client.newCall(accessTokenRequest(code))
+                .await()
+                .parseAs()
        }
    }

--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiModels.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/bangumi/BangumiModels.kt
@ -8,7 +8,7 @@ fun Track.toBangumiStatus() = when (status) {
    Bangumi.ON_HOLD -> "on_hold"
    Bangumi.DROPPED -> "dropped"
    Bangumi.PLANNING -> "wish"
-    else -> throw NotImplementedError("Unknown status")
+    else -> throw NotImplementedError("Unknown status: $status")
 }

 fun toTrackStatus(status: String) = when (status) {
@ -17,6 +17,5 @@ fun toTrackStatus(status: String) = when (status) {
    "on_hold" -> Bangumi.ON_HOLD
    "dropped" -> Bangumi.DROPPED
    "wish" -> Bangumi.PLANNING
-
-    else -> throw Exception("Unknown status")
+    else -> throw NotImplementedError("Unknown status: $status")
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/Kitsu.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/Kitsu.kt
@ -2,13 +2,14 @@ package eu.kanade.tachiyomi.data.track.kitsu

 import android.content.Context
 import android.graphics.Color
-import com.google.gson.Gson
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackService
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
-import rx.Completable
-import rx.Observable
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
 import uy.kohesive.injekt.injectLazy
 import java.text.DecimalFormat

@ -20,16 +21,14 @@ class Kitsu(private val context: Context, id: Int) : TrackService(id) {
        const val ON_HOLD = 3
        const val DROPPED = 4
        const val PLAN_TO_READ = 5
-
-        const val DEFAULT_STATUS = READING
-        const val DEFAULT_SCORE = 0f
    }

-    override val name = "Kitsu"
+    @StringRes
+    override fun nameRes() = R.string.tracker_kitsu

-    private val gson: Gson by injectLazy()
+    private val json: Json by injectLazy()

-    private val interceptor by lazy { KitsuInterceptor(this, gson) }
+    private val interceptor by lazy { KitsuInterceptor(this) }

    private val api by lazy { KitsuApi(client, interceptor) }

@ -68,49 +67,43 @@ class Kitsu(private val context: Context, id: Int) : TrackService(id) {
        return df.format(track.score)
    }

-    override fun add(track: Track): Observable<Track> {
+    override suspend fun add(track: Track): Track {
        return api.addLibManga(track, getUserId())
    }

-    override fun update(track: Track): Observable<Track> {
+    override suspend fun update(track: Track): Track {
        return api.updateLibManga(track)
    }

-    override fun bind(track: Track): Observable<Track> {
-        return api.findLibManga(track, getUserId())
-            .flatMap { remoteTrack ->
-                if (remoteTrack != null) {
-                    track.copyPersonalFrom(remoteTrack)
-                    track.media_id = remoteTrack.media_id
-                    update(track)
-                } else {
-                    track.score = DEFAULT_SCORE
-                    track.status = DEFAULT_STATUS
-                    add(track)
-                }
-            }
+    override suspend fun bind(track: Track): Track {
+        val remoteTrack = api.findLibManga(track, getUserId())
+        return if (remoteTrack != null) {
+            track.copyPersonalFrom(remoteTrack)
+            track.media_id = remoteTrack.media_id
+            update(track)
+        } else {
+            track.status = READING
+            track.score = 0F
+            add(track)
+        }
    }

-    override fun search(query: String): Observable<List<TrackSearch>> {
+    override suspend fun search(query: String): List<TrackSearch> {
        return api.search(query)
    }

-    override fun refresh(track: Track): Observable<Track> {
-        return api.getLibManga(track)
-            .map { remoteTrack ->
-                track.copyPersonalFrom(remoteTrack)
-                track.total_chapters = remoteTrack.total_chapters
-                track
-            }
+    override suspend fun refresh(track: Track): Track {
+        val remoteTrack = api.getLibManga(track)
+        track.copyPersonalFrom(remoteTrack)
+        track.total_chapters = remoteTrack.total_chapters
+        return track
    }

-    override fun login(username: String, password: String): Completable {
-        return api.login(username, password)
-            .doOnNext { interceptor.newAuth(it) }
-            .flatMap { api.getCurrentUser() }
-            .doOnNext { userId -> saveCredentials(username, userId) }
-            .doOnError { logout() }
-            .toCompletable()
+    override suspend fun login(username: String, password: String) {
+        val token = api.login(username, password)
+        interceptor.newAuth(token)
+        val userId = api.getCurrentUser()
+        saveCredentials(username, userId)
    }

    override fun logout() {
@ -123,13 +116,12 @@ class Kitsu(private val context: Context, id: Int) : TrackService(id) {
    }

    fun saveToken(oauth: OAuth?) {
-        val json = gson.toJson(oauth)
-        preferences.trackToken(this).set(json)
+        preferences.trackToken(this).set(json.encodeToString(oauth))
    }

    fun restoreToken(): OAuth? {
        return try {
-            gson.fromJson(preferences.trackToken(this).get(), OAuth::class.java)
+            json.decodeFromString<OAuth>(preferences.trackToken(this).get())
        } catch (e: Exception) {
            null
        }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuApi.kt
@ -1,254 +1,253 @@
 package eu.kanade.tachiyomi.data.track.kitsu

-import com.github.salomonbrys.kotson.array
-import com.github.salomonbrys.kotson.get
-import com.github.salomonbrys.kotson.int
-import com.github.salomonbrys.kotson.jsonObject
-import com.github.salomonbrys.kotson.obj
-import com.github.salomonbrys.kotson.string
-import com.google.gson.GsonBuilder
-import com.google.gson.JsonObject
+import androidx.core.net.toUri
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
+import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.jsonMime
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.buildJsonObject
+import kotlinx.serialization.json.int
+import kotlinx.serialization.json.jsonArray
+import kotlinx.serialization.json.jsonObject
+import kotlinx.serialization.json.jsonPrimitive
+import kotlinx.serialization.json.put
+import kotlinx.serialization.json.putJsonObject
 import okhttp3.FormBody
+import okhttp3.Headers.Companion.headersOf
+import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.OkHttpClient
-import retrofit2.Retrofit
-import retrofit2.adapter.rxjava.RxJavaCallAdapterFactory
-import retrofit2.converter.gson.GsonConverterFactory
-import retrofit2.http.Body
-import retrofit2.http.Field
-import retrofit2.http.FormUrlEncoded
-import retrofit2.http.GET
-import retrofit2.http.Header
-import retrofit2.http.Headers
-import retrofit2.http.PATCH
-import retrofit2.http.POST
-import retrofit2.http.Path
-import retrofit2.http.Query
-import rx.Observable
+import okhttp3.Request
+import okhttp3.RequestBody
+import okhttp3.RequestBody.Companion.toRequestBody

 class KitsuApi(private val client: OkHttpClient, interceptor: KitsuInterceptor) {

    private val authClient = client.newBuilder().addInterceptor(interceptor).build()

-    private val rest = Retrofit.Builder()
-        .baseUrl(baseUrl)
-        .client(authClient)
-        .addConverterFactory(GsonConverterFactory.create(GsonBuilder().serializeNulls().create()))
-        .addCallAdapterFactory(RxJavaCallAdapterFactory.create())
-        .build()
-        .create(Rest::class.java)
+    suspend fun addLibManga(track: Track, userId: String): Track {
+        return withIOContext {
+            val data = buildJsonObject {
+                putJsonObject("data") {
+                    put("type", "libraryEntries")
+                    putJsonObject("attributes") {
+                        put("status", track.toKitsuStatus())
+                        put("progress", track.last_chapter_read)
+                    }
+                    putJsonObject("relationships") {
+                        putJsonObject("user") {
+                            putJsonObject("data") {
+                                put("id", userId)
+                                put("type", "users")
+                            }
+                        }
+                        putJsonObject("media") {
+                            putJsonObject("data") {
+                                put("id", track.media_id)
+                                put("type", "manga")
+                            }
+                        }
+                    }
+                }
+            }

-    private val searchRest = Retrofit.Builder()
-        .baseUrl(algoliaKeyUrl)
-        .client(authClient)
-        .addConverterFactory(GsonConverterFactory.create())
-        .addCallAdapterFactory(RxJavaCallAdapterFactory.create())
-        .build()
-        .create(SearchKeyRest::class.java)
-
-    private val algoliaRest = Retrofit.Builder()
-        .baseUrl(algoliaUrl)
-        .client(client)
-        .addConverterFactory(GsonConverterFactory.create())
-        .addCallAdapterFactory(RxJavaCallAdapterFactory.create())
-        .build()
-        .create(AgoliaSearchRest::class.java)
-
-    fun addLibManga(track: Track, userId: String): Observable<Track> {
-        return Observable.defer {
-            // @formatter:off
-            val data = jsonObject(
-                "type" to "libraryEntries",
-                "attributes" to jsonObject(
-                    "status" to track.toKitsuStatus(),
-                    "progress" to track.last_chapter_read
-                ),
-                "relationships" to jsonObject(
-                    "user" to jsonObject(
-                        "data" to jsonObject(
-                            "id" to userId,
-                            "type" to "users"
-                        )
+            authClient.newCall(
+                POST(
+                    "${baseUrl}library-entries",
+                    headers = headersOf(
+                        "Content-Type",
+                        "application/vnd.api+json"
                    ),
-                    "media" to jsonObject(
-                        "data" to jsonObject(
-                            "id" to track.media_id,
-                            "type" to "manga"
-                        )
-                    )
+                    body = data.toString().toRequestBody("application/vnd.api+json".toMediaType())
                )
            )
-
-            rest.addLibManga(jsonObject("data" to data))
-                .map { json ->
-                    track.media_id = json["data"]["id"].int
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    track.media_id = it["data"]!!.jsonObject["id"]!!.jsonPrimitive.int
                    track
                }
        }
    }

-    fun updateLibManga(track: Track): Observable<Track> {
-        return Observable.defer {
-            // @formatter:off
-            val data = jsonObject(
-                "type" to "libraryEntries",
-                "id" to track.media_id,
-                "attributes" to jsonObject(
-                    "status" to track.toKitsuStatus(),
-                    "progress" to track.last_chapter_read,
-                    "ratingTwenty" to track.toKitsuScore()
-                )
-            )
-            // @formatter:on
+    suspend fun updateLibManga(track: Track): Track {
+        return withIOContext {
+            val data = buildJsonObject {
+                putJsonObject("data") {
+                    put("type", "libraryEntries")
+                    put("id", track.media_id)
+                    putJsonObject("attributes") {
+                        put("status", track.toKitsuStatus())
+                        put("progress", track.last_chapter_read)
+                        put("ratingTwenty", track.toKitsuScore())
+                    }
+                }
+            }

-            rest.updateLibManga(track.media_id, jsonObject("data" to data))
-                .map { track }
+            authClient.newCall(
+                Request.Builder()
+                    .url("${baseUrl}library-entries/${track.media_id}")
+                    .headers(
+                        headersOf(
+                            "Content-Type",
+                            "application/vnd.api+json"
+                        )
+                    )
+                    .patch(data.toString().toRequestBody("application/vnd.api+json".toMediaType()))
+                    .build()
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    track
+                }
        }
    }

-    fun search(query: String): Observable<List<TrackSearch>> {
-        return searchRest
-            .getKey().map { json ->
-                json["media"].asJsonObject["key"].string
-            }.flatMap { key ->
-                algoliaSearch(key, query)
-            }
-    }
-
-    private fun algoliaSearch(key: String, query: String): Observable<List<TrackSearch>> {
-        val jsonObject = jsonObject("params" to "query=$query$algoliaFilter")
-        return algoliaRest
-            .getSearchQuery(algoliaAppId, key, jsonObject)
-            .map { json ->
-                val data = json["hits"].array
-                data.map { KitsuSearchManga(it.obj) }
-                    .filter { it.subType != "novel" }
-                    .map { it.toTrack() }
-            }
-    }
-
-    fun findLibManga(track: Track, userId: String): Observable<Track?> {
-        return rest.findLibManga(track.media_id, userId)
-            .map { json ->
-                val data = json["data"].array
-                if (data.size() > 0) {
-                    val manga = json["included"].array[0].obj
-                    KitsuLibManga(data[0].obj, manga).toTrack()
-                } else {
-                    null
+    suspend fun search(query: String): List<TrackSearch> {
+        return withIOContext {
+            authClient.newCall(GET(algoliaKeyUrl))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    val key = it["media"]!!.jsonObject["key"]!!.jsonPrimitive.content
+                    algoliaSearch(key, query)
                }
-            }
+        }
    }

-    fun getLibManga(track: Track): Observable<Track> {
-        return rest.getLibManga(track.media_id)
-            .map { json ->
-                val data = json["data"].array
-                if (data.size() > 0) {
-                    val manga = json["included"].array[0].obj
-                    KitsuLibManga(data[0].obj, manga).toTrack()
-                } else {
-                    throw Exception("Could not find manga")
+    private suspend fun algoliaSearch(key: String, query: String): List<TrackSearch> {
+        return withIOContext {
+            val jsonObject = buildJsonObject {
+                put("params", "query=$query$algoliaFilter")
+            }
+
+            client.newCall(
+                POST(
+                    algoliaUrl,
+                    headers = headersOf(
+                        "X-Algolia-Application-Id",
+                        algoliaAppId,
+                        "X-Algolia-API-Key",
+                        key,
+                    ),
+                    body = jsonObject.toString().toRequestBody(jsonMime)
+                )
+            )
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    it["hits"]!!.jsonArray
+                        .map { KitsuSearchManga(it.jsonObject) }
+                        .filter { it.subType != "novel" }
+                        .map { it.toTrack() }
                }
-            }
+        }
    }

-    fun login(username: String, password: String): Observable<OAuth> {
-        return Retrofit.Builder()
-            .baseUrl(loginUrl)
-            .client(client)
-            .addConverterFactory(GsonConverterFactory.create())
-            .addCallAdapterFactory(RxJavaCallAdapterFactory.create())
-            .build()
-            .create(LoginRest::class.java)
-            .requestAccessToken(username, password)
+    suspend fun findLibManga(track: Track, userId: String): Track? {
+        return withIOContext {
+            val url = "${baseUrl}library-entries".toUri().buildUpon()
+                .encodedQuery("filter[manga_id]=${track.media_id}&filter[user_id]=$userId")
+                .appendQueryParameter("include", "manga")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    val data = it["data"]!!.jsonArray
+                    if (data.size > 0) {
+                        val manga = it["included"]!!.jsonArray[0].jsonObject
+                        KitsuLibManga(data[0].jsonObject, manga).toTrack()
+                    } else {
+                        null
+                    }
+                }
+        }
    }

-    fun getCurrentUser(): Observable<String> {
-        return rest.getCurrentUser().map { it["data"].array[0]["id"].string }
+    suspend fun getLibManga(track: Track): Track {
+        return withIOContext {
+            val url = "${baseUrl}library-entries".toUri().buildUpon()
+                .encodedQuery("filter[id]=${track.media_id}")
+                .appendQueryParameter("include", "manga")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    val data = it["data"]!!.jsonArray
+                    if (data.size > 0) {
+                        val manga = it["included"]!!.jsonArray[0].jsonObject
+                        KitsuLibManga(data[0].jsonObject, manga).toTrack()
+                    } else {
+                        throw Exception("Could not find manga")
+                    }
+                }
+        }
    }

-    private interface Rest {
-
-        @Headers("Content-Type: application/vnd.api+json")
-        @POST("library-entries")
-        fun addLibManga(
-            @Body data: JsonObject
-        ): Observable<JsonObject>
-
-        @Headers("Content-Type: application/vnd.api+json")
-        @PATCH("library-entries/{id}")
-        fun updateLibManga(
-            @Path("id") remoteId: Int,
-            @Body data: JsonObject
-        ): Observable<JsonObject>
-
-        @GET("library-entries")
-        fun findLibManga(
-            @Query("filter[manga_id]", encoded = true) remoteId: Int,
-            @Query("filter[user_id]", encoded = true) userId: String,
-            @Query("include") includes: String = "manga"
-        ): Observable<JsonObject>
-
-        @GET("library-entries")
-        fun getLibManga(
-            @Query("filter[id]", encoded = true) remoteId: Int,
-            @Query("include") includes: String = "manga"
-        ): Observable<JsonObject>
-
-        @GET("users")
-        fun getCurrentUser(
-            @Query("filter[self]", encoded = true) self: Boolean = true
-        ): Observable<JsonObject>
+    suspend fun login(username: String, password: String): OAuth {
+        return withIOContext {
+            val formBody: RequestBody = FormBody.Builder()
+                .add("username", username)
+                .add("password", password)
+                .add("grant_type", "password")
+                .add("client_id", clientId)
+                .add("client_secret", clientSecret)
+                .build()
+            client.newCall(POST(loginUrl, body = formBody))
+                .await()
+                .parseAs()
+        }
    }

-    private interface SearchKeyRest {
-        @GET("media/")
-        fun getKey(): Observable<JsonObject>
-    }
-
-    private interface AgoliaSearchRest {
-        @POST("query/")
-        fun getSearchQuery(@Header("X-Algolia-Application-Id") appid: String, @Header("X-Algolia-API-Key") key: String, @Body json: JsonObject): Observable<JsonObject>
-    }
-
-    private interface LoginRest {
-
-        @FormUrlEncoded
-        @POST("oauth/token")
-        fun requestAccessToken(
-            @Field("username") username: String,
-            @Field("password") password: String,
-            @Field("grant_type") grantType: String = "password",
-            @Field("client_id") client_id: String = clientId,
-            @Field("client_secret") client_secret: String = clientSecret
-        ): Observable<OAuth>
+    suspend fun getCurrentUser(): String {
+        return withIOContext {
+            val url = "${baseUrl}users".toUri().buildUpon()
+                .encodedQuery("filter[self]=true")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    it["data"]!!.jsonArray[0].jsonObject["id"]!!.jsonPrimitive.content
+                }
+        }
    }

    companion object {
-        private const val clientId = "dd031b32d2f56c990b1425efe6c42ad847e7fe3ab46bf1299f05ecd856bdb7dd"
-        private const val clientSecret = "54d7307928f63414defd96399fc31ba847961ceaecef3a5fd93144e960c0e151"
+        private const val clientId =
+            "dd031b32d2f56c990b1425efe6c42ad847e7fe3ab46bf1299f05ecd856bdb7dd"
+        private const val clientSecret =
+            "54d7307928f63414defd96399fc31ba847961ceaecef3a5fd93144e960c0e151"
+
        private const val baseUrl = "https://kitsu.io/api/edge/"
-        private const val loginUrl = "https://kitsu.io/api/"
+        private const val loginUrl = "https://kitsu.io/api/oauth/token"
        private const val baseMangaUrl = "https://kitsu.io/manga/"
-        private const val algoliaKeyUrl = "https://kitsu.io/api/edge/algolia-keys/"
-        private const val algoliaUrl = "https://AWQO5J657S-dsn.algolia.net/1/indexes/production_media/"
+        private const val algoliaKeyUrl = "https://kitsu.io/api/edge/algolia-keys/media/"
+
+        private const val algoliaUrl =
+            "https://AWQO5J657S-dsn.algolia.net/1/indexes/production_media/query/"
        private const val algoliaAppId = "AWQO5J657S"
-        private const val algoliaFilter = "&facetFilters=%5B%22kind%3Amanga%22%5D&attributesToRetrieve=%5B%22synopsis%22%2C%22canonicalTitle%22%2C%22chapterCount%22%2C%22posterImage%22%2C%22startDate%22%2C%22subtype%22%2C%22endDate%22%2C%20%22id%22%5D"
+        private const val algoliaFilter =
+            "&facetFilters=%5B%22kind%3Amanga%22%5D&attributesToRetrieve=%5B%22synopsis%22%2C%22canonicalTitle%22%2C%22chapterCount%22%2C%22posterImage%22%2C%22startDate%22%2C%22subtype%22%2C%22endDate%22%2C%20%22id%22%5D"

        fun mangaUrl(remoteId: Int): String {
            return baseMangaUrl + remoteId
        }

        fun refreshTokenRequest(token: String) = POST(
-            "${loginUrl}oauth/token",
+            loginUrl,
            body = FormBody.Builder()
                .add("grant_type", "refresh_token")
+                .add("refresh_token", token)
                .add("client_id", clientId)
                .add("client_secret", clientSecret)
-                .add("refresh_token", token)
                .build()
        )
    }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuInterceptor.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuInterceptor.kt
@ -1,10 +1,14 @@
 package eu.kanade.tachiyomi.data.track.kitsu

-import com.google.gson.Gson
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
 import okhttp3.Interceptor
 import okhttp3.Response
+import uy.kohesive.injekt.injectLazy

-class KitsuInterceptor(val kitsu: Kitsu, val gson: Gson) : Interceptor {
+class KitsuInterceptor(val kitsu: Kitsu) : Interceptor {
+
+    private val json: Json by injectLazy()

    /**
     * OAuth object used for authenticated requests.
@ -22,7 +26,7 @@ class KitsuInterceptor(val kitsu: Kitsu, val gson: Gson) : Interceptor {
        if (currAuth.isExpired()) {
            val response = chain.proceed(KitsuApi.refreshTokenRequest(refreshToken))
            if (response.isSuccessful) {
-                newAuth(gson.fromJson(response.body!!.string(), OAuth::class.java))
+                newAuth(json.decodeFromString(response.body!!.string()))
            } else {
                response.close()
            }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuModels.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/KitsuModels.kt
@ -1,32 +1,36 @@
 package eu.kanade.tachiyomi.data.track.kitsu

 import androidx.annotation.CallSuper
-import com.github.salomonbrys.kotson.byInt
-import com.github.salomonbrys.kotson.byString
-import com.github.salomonbrys.kotson.nullInt
-import com.github.salomonbrys.kotson.nullObj
-import com.github.salomonbrys.kotson.nullString
-import com.github.salomonbrys.kotson.obj
-import com.google.gson.JsonObject
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.contentOrNull
+import kotlinx.serialization.json.int
+import kotlinx.serialization.json.intOrNull
+import kotlinx.serialization.json.jsonObject
+import kotlinx.serialization.json.jsonPrimitive
 import java.text.SimpleDateFormat
 import java.util.Date
 import java.util.Locale

 class KitsuSearchManga(obj: JsonObject) {
-    val id by obj.byInt
-    private val canonicalTitle by obj.byString
-    private val chapterCount = obj.get("chapterCount").nullInt
-    val subType = obj.get("subtype").nullString
-    val original = obj.get("posterImage").nullObj?.get("original")?.asString
-    private val synopsis by obj.byString
-    private var startDate = obj.get("startDate").nullString?.let {
+    val id = obj["id"]!!.jsonPrimitive.int
+    private val canonicalTitle = obj["canonicalTitle"]!!.jsonPrimitive.content
+    private val chapterCount = obj["chapterCount"]?.jsonPrimitive?.intOrNull
+    val subType = obj["subtype"]?.jsonPrimitive?.contentOrNull
+    val original = try {
+        obj["posterImage"]?.jsonObject?.get("original")?.jsonPrimitive?.content
+    } catch (e: IllegalArgumentException) {
+        // posterImage is sometimes a jsonNull object instead
+        null
+    }
+    private val synopsis = obj["synopsis"]!!.jsonPrimitive.content
+    private var startDate = obj["startDate"]?.jsonPrimitive?.contentOrNull?.let {
        val outputDf = SimpleDateFormat("yyyy-MM-dd", Locale.US)
        outputDf.format(Date(it.toLong() * 1000))
    }
-    private val endDate = obj.get("endDate").nullString
+    private val endDate = obj["endDate"]?.jsonPrimitive?.contentOrNull

    @CallSuper
    fun toTrack() = TrackSearch.create(TrackManager.KITSU).apply {
@ -47,17 +51,17 @@ class KitsuSearchManga(obj: JsonObject) {
 }

 class KitsuLibManga(obj: JsonObject, manga: JsonObject) {
-    val id by manga.byInt
-    private val canonicalTitle by manga["attributes"].byString
-    private val chapterCount = manga["attributes"].obj.get("chapterCount").nullInt
-    val type = manga["attributes"].obj.get("mangaType").nullString.orEmpty()
-    val original by manga["attributes"].obj["posterImage"].byString
-    private val synopsis by manga["attributes"].byString
-    private val startDate = manga["attributes"].obj.get("startDate").nullString.orEmpty()
-    private val libraryId by obj.byInt("id")
-    val status by obj["attributes"].byString
-    private val ratingTwenty = obj["attributes"].obj.get("ratingTwenty").nullString
-    val progress by obj["attributes"].byInt
+    val id = manga["id"]!!.jsonPrimitive.int
+    private val canonicalTitle = manga["attributes"]!!.jsonObject["canonicalTitle"]!!.jsonPrimitive.content
+    private val chapterCount = manga["attributes"]!!.jsonObject["chapterCount"]?.jsonPrimitive?.intOrNull
+    val type = manga["attributes"]!!.jsonObject["mangaType"]?.jsonPrimitive?.contentOrNull.orEmpty()
+    val original = manga["attributes"]!!.jsonObject["posterImage"]!!.jsonObject["original"]!!.jsonPrimitive.content
+    private val synopsis = manga["attributes"]!!.jsonObject["synopsis"]!!.jsonPrimitive.content
+    private val startDate = manga["attributes"]!!.jsonObject["startDate"]?.jsonPrimitive?.contentOrNull.orEmpty()
+    private val libraryId = obj["id"]!!.jsonPrimitive.int
+    val status = obj["attributes"]!!.jsonObject["status"]!!.jsonPrimitive.content
+    private val ratingTwenty = obj["attributes"]!!.jsonObject["ratingTwenty"]?.jsonPrimitive?.contentOrNull
+    val progress = obj["attributes"]!!.jsonObject["progress"]!!.jsonPrimitive.int

    fun toTrack() = TrackSearch.create(TrackManager.KITSU).apply {
        media_id = libraryId
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/OAuth.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/kitsu/OAuth.kt
@ -1,5 +1,8 @@
 package eu.kanade.tachiyomi.data.track.kitsu

+import kotlinx.serialization.Serializable
+
+@Serializable
 data class OAuth(
    val access_token: String,
    val token_type: String,
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeList.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeList.kt
@ -2,13 +2,15 @@ package eu.kanade.tachiyomi.data.track.myanimelist

 import android.content.Context
 import android.graphics.Color
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackService
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
-import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
-import rx.Completable
-import rx.Observable
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import uy.kohesive.injekt.injectLazy

 class MyAnimeList(private val context: Context, id: Int) : TrackService(id) {

@ -18,20 +20,19 @@ class MyAnimeList(private val context: Context, id: Int) : TrackService(id) {
        const val ON_HOLD = 3
        const val DROPPED = 4
        const val PLAN_TO_READ = 6
+        const val REREADING = 7

-        const val DEFAULT_STATUS = READING
-        const val DEFAULT_SCORE = 0
-
-        const val BASE_URL = "https://myanimelist.net"
-        const val USER_SESSION_COOKIE = "MALSESSIONID"
-        const val LOGGED_IN_COOKIE = "is_logged_in"
+        private const val SEARCH_ID_PREFIX = "id:"
+        private const val SEARCH_LIST_PREFIX = "my:"
    }

-    private val interceptor by lazy { MyAnimeListInterceptor(this) }
+    private val json: Json by injectLazy()
+
+    private val interceptor by lazy { MyAnimeListInterceptor(this, getPassword()) }
    private val api by lazy { MyAnimeListApi(client, interceptor) }

-    override val name: String
-        get() = "MyAnimeList"
+    @StringRes
+    override fun nameRes() = R.string.tracker_myanimelist

    override val supportsReadingDates: Boolean = true

@ -40,7 +41,7 @@ class MyAnimeList(private val context: Context, id: Int) : TrackService(id) {
    override fun getLogoColor() = Color.rgb(46, 81, 162)

    override fun getStatusList(): List<Int> {
-        return listOf(READING, COMPLETED, ON_HOLD, DROPPED, PLAN_TO_READ)
+        return listOf(READING, COMPLETED, ON_HOLD, DROPPED, PLAN_TO_READ, REREADING)
    }

    override fun getStatus(status: Int): String = with(context) {
@ -50,6 +51,7 @@ class MyAnimeList(private val context: Context, id: Int) : TrackService(id) {
            ON_HOLD -> getString(R.string.on_hold)
            DROPPED -> getString(R.string.dropped)
            PLAN_TO_READ -> getString(R.string.plan_to_read)
+            REREADING -> getString(R.string.repeating)
            else -> ""
        }
    }
@ -64,77 +66,75 @@ class MyAnimeList(private val context: Context, id: Int) : TrackService(id) {
        return track.score.toInt().toString()
    }

-    override fun add(track: Track): Observable<Track> {
-        return api.addLibManga(track)
+    override suspend fun add(track: Track): Track {
+        track.status = READING
+        track.score = 0F
+        return api.updateItem(track)
    }

-    override fun update(track: Track): Observable<Track> {
-        return api.updateLibManga(track)
+    override suspend fun update(track: Track): Track {
+        return api.updateItem(track)
    }

-    override fun bind(track: Track): Observable<Track> {
-        return api.findLibManga(track)
-            .flatMap { remoteTrack ->
-                if (remoteTrack != null) {
-                    track.copyPersonalFrom(remoteTrack)
-                    update(track)
-                } else {
-                    // Set default fields if it's not found in the list
-                    track.score = DEFAULT_SCORE.toFloat()
-                    track.status = DEFAULT_STATUS
-                    add(track)
-                }
+    override suspend fun bind(track: Track): Track {
+        val remoteTrack = api.findListItem(track)
+        return if (remoteTrack != null) {
+            track.copyPersonalFrom(remoteTrack)
+            track.media_id = remoteTrack.media_id
+            update(track)
+        } else {
+            add(track)
+        }
+    }
+
+    override suspend fun search(query: String): List<TrackSearch> {
+        if (query.startsWith(SEARCH_ID_PREFIX)) {
+            query.substringAfter(SEARCH_ID_PREFIX).toIntOrNull()?.let { id ->
+                return listOf(api.getMangaDetails(id))
            }
-    }
+        }
+
+        if (query.startsWith(SEARCH_LIST_PREFIX)) {
+            query.substringAfter(SEARCH_LIST_PREFIX).let { title ->
+                return api.findListItems(title)
+            }
+        }

-    override fun search(query: String): Observable<List<TrackSearch>> {
        return api.search(query)
    }

-    override fun refresh(track: Track): Observable<Track> {
-        return api.getLibManga(track)
-            .map { remoteTrack ->
-                track.copyPersonalFrom(remoteTrack)
-                track.total_chapters = remoteTrack.total_chapters
-                track
-            }
+    override suspend fun refresh(track: Track): Track {
+        return api.findListItem(track) ?: add(track)
    }

-    fun login(csrfToken: String): Completable = login("myanimelist", csrfToken)
+    override suspend fun login(username: String, password: String) = login(password)

-    override fun login(username: String, password: String): Completable {
-        return Observable.fromCallable { saveCSRF(password) }
-            .doOnNext { saveCredentials(username, password) }
-            .doOnError { logout() }
-            .toCompletable()
-    }
-
-    fun ensureLoggedIn() {
-        if (isAuthorized) return
-        if (!isLogged) throw Exception("MAL login credentials not found")
+    suspend fun login(authCode: String) {
+        try {
+            val oauth = api.getAccessToken(authCode)
+            interceptor.setAuth(oauth)
+            val username = api.getCurrentUser()
+            saveCredentials(username, oauth.access_token)
+        } catch (e: Throwable) {
+            logout()
+        }
    }

    override fun logout() {
        super.logout()
        preferences.trackToken(this).delete()
-        networkService.cookieManager.remove(BASE_URL.toHttpUrlOrNull()!!)
+        interceptor.setAuth(null)
    }

-    private val isAuthorized: Boolean
-        get() = super.isLogged &&
-            getCSRF().isNotEmpty() &&
-            checkCookies()
+    fun saveOAuth(oAuth: OAuth?) {
+        preferences.trackToken(this).set(json.encodeToString(oAuth))
+    }

-    fun getCSRF(): String = preferences.trackToken(this).get()
-
-    private fun saveCSRF(csrf: String) = preferences.trackToken(this).set(csrf)
-
-    private fun checkCookies(): Boolean {
-        val url = BASE_URL.toHttpUrlOrNull()!!
-        val ckCount = networkService.cookieManager.get(url).count {
-            it.name == USER_SESSION_COOKIE || it.name == LOGGED_IN_COOKIE
+    fun loadOAuth(): OAuth? {
+        return try {
+            json.decodeFromString<OAuth>(preferences.trackToken(this).get())
+        } catch (e: Exception) {
+            null
        }
-
-        return ckCount == 2
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListApi.kt
@ -1,472 +1,271 @@
 package eu.kanade.tachiyomi.data.track.myanimelist

+import android.net.Uri
 import androidx.core.net.toUri
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
-import eu.kanade.tachiyomi.network.asObservable
-import eu.kanade.tachiyomi.network.asObservableSuccess
-import eu.kanade.tachiyomi.util.lang.toCalendar
-import eu.kanade.tachiyomi.util.selectInt
-import eu.kanade.tachiyomi.util.selectText
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.PkceUtil
+import eu.kanade.tachiyomi.util.lang.withIOContext
+import kotlinx.coroutines.async
+import kotlinx.coroutines.awaitAll
+import kotlinx.serialization.json.JsonObject
+import kotlinx.serialization.json.boolean
+import kotlinx.serialization.json.contentOrNull
+import kotlinx.serialization.json.int
+import kotlinx.serialization.json.jsonArray
+import kotlinx.serialization.json.jsonObject
+import kotlinx.serialization.json.jsonPrimitive
 import okhttp3.FormBody
-import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.OkHttpClient
+import okhttp3.Request
 import okhttp3.RequestBody
-import okhttp3.RequestBody.Companion.toRequestBody
-import okhttp3.Response
-import org.json.JSONObject
-import org.jsoup.Jsoup
-import org.jsoup.nodes.Document
-import org.jsoup.nodes.Element
-import org.jsoup.parser.Parser
-import rx.Observable
-import java.io.BufferedReader
-import java.io.InputStreamReader
 import java.text.SimpleDateFormat
-import java.util.Calendar
-import java.util.GregorianCalendar
 import java.util.Locale
-import java.util.zip.GZIPInputStream

 class MyAnimeListApi(private val client: OkHttpClient, interceptor: MyAnimeListInterceptor) {

    private val authClient = client.newBuilder().addInterceptor(interceptor).build()

-    fun search(query: String): Observable<List<TrackSearch>> {
-        return if (query.startsWith(PREFIX_MY)) {
-            val realQuery = query.removePrefix(PREFIX_MY)
-            getList()
-                .flatMap { Observable.from(it) }
-                .filter { it.title.contains(realQuery, true) }
-                .toList()
-        } else {
-            client.newCall(GET(searchUrl(query)))
-                .asObservable()
-                .flatMap { response ->
-                    Observable.from(
-                        Jsoup.parse(response.consumeBody())
-                            .select("div.js-categories-seasonal.js-block-list.list")
-                            .select("table").select("tbody")
-                            .select("tr").drop(1)
-                    )
+    suspend fun getAccessToken(authCode: String): OAuth {
+        return withIOContext {
+            val formBody: RequestBody = FormBody.Builder()
+                .add("client_id", clientId)
+                .add("code", authCode)
+                .add("code_verifier", codeVerifier)
+                .add("grant_type", "authorization_code")
+                .build()
+            client.newCall(POST("$baseOAuthUrl/token", body = formBody))
+                .await()
+                .parseAs()
+        }
+    }
+
+    suspend fun getCurrentUser(): String {
+        return withIOContext {
+            val request = Request.Builder()
+                .url("$baseApiUrl/users/@me")
+                .get()
+                .build()
+            authClient.newCall(request)
+                .await()
+                .parseAs<JsonObject>()
+                .let { it["name"]!!.jsonPrimitive.content }
+        }
+    }
+
+    suspend fun search(query: String): List<TrackSearch> {
+        return withIOContext {
+            val url = "$baseApiUrl/manga".toUri().buildUpon()
+                .appendQueryParameter("q", query)
+                .appendQueryParameter("nsfw", "true")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    it["data"]!!.jsonArray
+                        .map { data -> data.jsonObject["node"]!!.jsonObject }
+                        .map { node ->
+                            val id = node["id"]!!.jsonPrimitive.int
+                            async { getMangaDetails(id) }
+                        }
+                        .awaitAll()
+                        .filter { trackSearch -> trackSearch.publishing_type != "novel" }
                }
-                .filter { row ->
-                    row.select(TD)[2].text() != "Novel"
-                }
-                .map { row ->
+        }
+    }
+
+    suspend fun getMangaDetails(id: Int): TrackSearch {
+        return withIOContext {
+            val url = "$baseApiUrl/manga".toUri().buildUpon()
+                .appendPath(id.toString())
+                .appendQueryParameter("fields", "id,title,synopsis,num_chapters,main_picture,status,media_type,start_date")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    val obj = it.jsonObject
                    TrackSearch.create(TrackManager.MYANIMELIST).apply {
-                        title = row.searchTitle()
-                        media_id = row.searchMediaId()
-                        total_chapters = row.searchTotalChapters()
-                        summary = row.searchSummary()
-                        cover_url = row.searchCoverUrl()
-                        tracking_url = mangaUrl(media_id)
-                        publishing_status = row.searchPublishingStatus()
-                        publishing_type = row.searchPublishingType()
-                        start_date = row.searchStartDate()
-                    }
-                }
-                .toList()
-        }
-    }
-
-    fun addLibManga(track: Track): Observable<Track> {
-        return Observable.defer {
-            authClient.newCall(POST(url = addUrl(), body = mangaPostPayload(track)))
-                .asObservableSuccess()
-                .map { track }
-        }
-    }
-
-    fun updateLibManga(track: Track): Observable<Track> {
-        return Observable.defer {
-            // Get track data
-            val response = authClient.newCall(GET(url = editPageUrl(track.media_id))).execute()
-            val editData = response.use {
-                val page = Jsoup.parse(it.consumeBody())
-
-                // Extract track data from MAL page
-                extractDataFromEditPage(page).apply {
-                    // Apply changes to the just fetched data
-                    copyPersonalFrom(track)
-                }
-            }
-
-            // Update remote
-            authClient.newCall(POST(url = editPageUrl(track.media_id), body = mangaEditPostBody(editData)))
-                .asObservableSuccess()
-                .map {
-                    track
-                }
-        }
-    }
-
-    fun findLibManga(track: Track): Observable<Track?> {
-        return authClient.newCall(GET(url = editPageUrl(track.media_id)))
-            .asObservable()
-            .map { response ->
-                var libTrack: Track? = null
-                response.use {
-                    if (it.priorResponse?.isRedirect != true) {
-                        val trackForm = Jsoup.parse(it.consumeBody())
-
-                        libTrack = Track.create(TrackManager.MYANIMELIST).apply {
-                            last_chapter_read = trackForm.select("#add_manga_num_read_chapters").`val`().toInt()
-                            total_chapters = trackForm.select("#totalChap").text().toInt()
-                            status = trackForm.select("#add_manga_status > option[selected]").`val`().toInt()
-                            score = trackForm.select("#add_manga_score > option[selected]").`val`().toFloatOrNull()
-                                ?: 0f
-                            started_reading_date = trackForm.searchDatePicker("#add_manga_start_date")
-                            finished_reading_date = trackForm.searchDatePicker("#add_manga_finish_date")
+                        media_id = obj["id"]!!.jsonPrimitive.int
+                        title = obj["title"]!!.jsonPrimitive.content
+                        summary = obj["synopsis"]?.jsonPrimitive?.content ?: ""
+                        total_chapters = obj["num_chapters"]!!.jsonPrimitive.int
+                        cover_url = obj["main_picture"]?.jsonObject?.get("large")?.jsonPrimitive?.content ?: ""
+                        tracking_url = "https://myanimelist.net/manga/$media_id"
+                        publishing_status = obj["status"]!!.jsonPrimitive.content.replace("_", " ")
+                        publishing_type = obj["media_type"]!!.jsonPrimitive.content.replace("_", " ")
+                        start_date = try {
+                            val outputDf = SimpleDateFormat("yyyy-MM-dd", Locale.US)
+                            outputDf.format(obj["start_date"]!!)
+                        } catch (e: Exception) {
+                            ""
                        }
                    }
                }
-                libTrack
-            }
-    }
-
-    fun getLibManga(track: Track): Observable<Track> {
-        return findLibManga(track)
-            .map { it ?: throw Exception("Could not find manga") }
-    }
-
-    private fun getList(): Observable<List<TrackSearch>> {
-        return getListUrl()
-            .flatMap { url ->
-                getListXml(url)
-            }
-            .flatMap { doc ->
-                Observable.from(doc.select("manga"))
-            }
-            .map {
-                TrackSearch.create(TrackManager.MYANIMELIST).apply {
-                    title = it.selectText("manga_title")!!
-                    media_id = it.selectInt("manga_mangadb_id")
-                    last_chapter_read = it.selectInt("my_read_chapters")
-                    status = getStatus(it.selectText("my_status")!!)
-                    score = it.selectInt("my_score").toFloat()
-                    total_chapters = it.selectInt("manga_chapters")
-                    tracking_url = mangaUrl(media_id)
-                    started_reading_date = it.searchDateXml("my_start_date")
-                    finished_reading_date = it.searchDateXml("my_finish_date")
-                }
-            }
-            .toList()
-    }
-
-    private fun getListUrl(): Observable<String> {
-        return authClient.newCall(POST(url = exportListUrl(), body = exportPostBody()))
-            .asObservable()
-            .map { response ->
-                baseUrl + Jsoup.parse(response.consumeBody())
-                    .select("div.goodresult")
-                    .select("a")
-                    .attr("href")
-            }
-    }
-
-    private fun getListXml(url: String): Observable<Document> {
-        return authClient.newCall(GET(url))
-            .asObservable()
-            .map { response ->
-                Jsoup.parse(response.consumeXmlBody(), "", Parser.xmlParser())
-            }
-    }
-
-    private fun Response.consumeBody(): String? {
-        use {
-            if (it.code != 200) throw Exception("HTTP error ${it.code}")
-            return it.body?.string()
        }
    }

-    private fun Response.consumeXmlBody(): String? {
-        use { res ->
-            if (res.code != 200) throw Exception("Export list error")
-            BufferedReader(InputStreamReader(GZIPInputStream(res.body?.source()?.inputStream()))).use { reader ->
-                val sb = StringBuilder()
-                reader.forEachLine { line ->
-                    sb.append(line)
+    suspend fun updateItem(track: Track): Track {
+        return withIOContext {
+            val formBodyBuilder = FormBody.Builder()
+                .add("status", track.toMyAnimeListStatus() ?: "reading")
+                .add("is_rereading", (track.status == MyAnimeList.REREADING).toString())
+                .add("score", track.score.toString())
+                .add("num_chapters_read", track.last_chapter_read.toString())
+            convertToIsoDate(track.started_reading_date)?.let {
+                formBodyBuilder.add("start_date", it)
+            }
+            convertToIsoDate(track.finished_reading_date)?.let {
+                formBodyBuilder.add("finish_date", it)
+            }
+
+            val request = Request.Builder()
+                .url(mangaUrl(track.media_id).toString())
+                .put(formBodyBuilder.build())
+                .build()
+            authClient.newCall(request)
+                .await()
+                .parseAs<JsonObject>()
+                .let { parseMangaItem(it, track) }
+        }
+    }
+
+    suspend fun findListItem(track: Track): Track? {
+        return withIOContext {
+            val uri = "$baseApiUrl/manga".toUri().buildUpon()
+                .appendPath(track.media_id.toString())
+                .appendQueryParameter("fields", "num_chapters,my_list_status{start_date,finish_date}")
+                .build()
+            authClient.newCall(GET(uri.toString()))
+                .await()
+                .parseAs<JsonObject>()
+                .let { obj ->
+                    track.total_chapters = obj["num_chapters"]!!.jsonPrimitive.int
+                    obj.jsonObject["my_list_status"]?.jsonObject?.let {
+                        parseMangaItem(it, track)
+                    }
                }
-                return sb.toString()
+        }
+    }
+
+    suspend fun findListItems(query: String, offset: Int = 0): List<TrackSearch> {
+        return withIOContext {
+            val json = getListPage(offset)
+            val obj = json.jsonObject
+
+            val matches = obj["data"]!!.jsonArray
+                .filter {
+                    it.jsonObject["node"]!!.jsonObject["title"]!!.jsonPrimitive.content.contains(
+                        query,
+                        ignoreCase = true
+                    )
+                }
+                .map {
+                    val id = it.jsonObject["node"]!!.jsonObject["id"]!!.jsonPrimitive.int
+                    async { getMangaDetails(id) }
+                }
+                .awaitAll()
+
+            // Check next page if there's more
+            if (!obj["paging"]!!.jsonObject["next"]?.jsonPrimitive?.contentOrNull.isNullOrBlank()) {
+                matches + findListItems(query, offset + listPaginationAmount)
+            } else {
+                matches
            }
        }
    }

-    private fun extractDataFromEditPage(page: Document): MyAnimeListEditData {
-        val tables = page.select("form#main-form table")
+    private suspend fun getListPage(offset: Int): JsonObject {
+        return withIOContext {
+            val urlBuilder = "$baseApiUrl/users/@me/mangalist".toUri().buildUpon()
+                .appendQueryParameter("fields", "list_status{start_date,finish_date}")
+                .appendQueryParameter("limit", listPaginationAmount.toString())
+            if (offset > 0) {
+                urlBuilder.appendQueryParameter("offset", offset.toString())
+            }

-        return MyAnimeListEditData(
-            entry_id = tables[0].select("input[name=entry_id]").`val`(), // Always 0
-            manga_id = tables[0].select("#manga_id").`val`(),
-            status = tables[0].select("#add_manga_status > option[selected]").`val`(),
-            num_read_volumes = tables[0].select("#add_manga_num_read_volumes").`val`(),
-            last_completed_vol = tables[0].select("input[name=last_completed_vol]").`val`(), // Always empty
-            num_read_chapters = tables[0].select("#add_manga_num_read_chapters").`val`(),
-            score = tables[0].select("#add_manga_score > option[selected]").`val`(),
-            start_date_month = tables[0].select("#add_manga_start_date_month > option[selected]").`val`(),
-            start_date_day = tables[0].select("#add_manga_start_date_day > option[selected]").`val`(),
-            start_date_year = tables[0].select("#add_manga_start_date_year > option[selected]").`val`(),
-            finish_date_month = tables[0].select("#add_manga_finish_date_month > option[selected]").`val`(),
-            finish_date_day = tables[0].select("#add_manga_finish_date_day > option[selected]").`val`(),
-            finish_date_year = tables[0].select("#add_manga_finish_date_year > option[selected]").`val`(),
-            tags = tables[1].select("#add_manga_tags").`val`(),
-            priority = tables[1].select("#add_manga_priority > option[selected]").`val`(),
-            storage_type = tables[1].select("#add_manga_storage_type > option[selected]").`val`(),
-            num_retail_volumes = tables[1].select("#add_manga_num_retail_volumes").`val`(),
-            num_read_times = tables[1].select("#add_manga_num_read_times").`val`(),
-            reread_value = tables[1].select("#add_manga_reread_value > option[selected]").`val`(),
-            comments = tables[1].select("#add_manga_comments").`val`(),
-            is_asked_to_discuss = tables[1].select("#add_manga_is_asked_to_discuss > option[selected]").`val`(),
-            sns_post_type = tables[1].select("#add_manga_sns_post_type > option[selected]").`val`()
-        )
+            val request = Request.Builder()
+                .url(urlBuilder.build().toString())
+                .get()
+                .build()
+            authClient.newCall(request)
+                .await()
+                .parseAs()
+        }
+    }
+
+    private fun parseMangaItem(response: JsonObject, track: Track): Track {
+        val obj = response.jsonObject
+        return track.apply {
+            val isRereading = obj["is_rereading"]!!.jsonPrimitive.boolean
+            status = if (isRereading) MyAnimeList.REREADING else getStatus(obj["status"]!!.jsonPrimitive.content)
+            last_chapter_read = obj["num_chapters_read"]!!.jsonPrimitive.int
+            score = obj["score"]!!.jsonPrimitive.int.toFloat()
+            obj["start_date"]?.let {
+                started_reading_date = parseDate(it.jsonPrimitive.content)
+            }
+            obj["finish_date"]?.let {
+                finished_reading_date = parseDate(it.jsonPrimitive.content)
+            }
+        }
+    }
+
+    private fun parseDate(isoDate: String): Long {
+        return SimpleDateFormat("yyyy-MM-dd", Locale.US).parse(isoDate)?.time ?: 0L
+    }
+
+    private fun convertToIsoDate(epochTime: Long): String? {
+        if (epochTime == 0L) {
+            return ""
+        }
+        return try {
+            val outputDf = SimpleDateFormat("yyyy-MM-dd", Locale.US)
+            outputDf.format(epochTime)
+        } catch (e: Exception) {
+            null
+        }
    }

    companion object {
-        const val CSRF = "csrf_token"
+        // Registered under arkon's MAL account
+        private const val clientId = "8fd3313bc138e8b890551aa1de1a2589"

-        private const val baseUrl = "https://myanimelist.net"
-        private const val baseMangaUrl = "$baseUrl/manga/"
-        private const val baseModifyListUrl = "$baseUrl/ownlist/manga"
-        private const val PREFIX_MY = "my:"
-        private const val TD = "td"
+        private const val baseOAuthUrl = "https://myanimelist.net/v1/oauth2"
+        private const val baseApiUrl = "https://api.myanimelist.net/v2"

-        fun loginUrl() = baseUrl.toUri().buildUpon()
-            .appendPath("login.php")
-            .toString()
+        private const val listPaginationAmount = 250

-        private fun mangaUrl(remoteId: Int) = baseMangaUrl + remoteId
+        private var codeVerifier: String = ""

-        private fun searchUrl(query: String): String {
-            val col = "c[]"
-            return baseUrl.toUri().buildUpon()
-                .appendPath("manga.php")
-                .appendQueryParameter("q", query)
-                .appendQueryParameter(col, "a")
-                .appendQueryParameter(col, "b")
-                .appendQueryParameter(col, "c")
-                .appendQueryParameter(col, "d")
-                .appendQueryParameter(col, "e")
-                .appendQueryParameter(col, "g")
-                .toString()
-        }
+        fun authUrl(): Uri = "$baseOAuthUrl/authorize".toUri().buildUpon()
+            .appendQueryParameter("client_id", clientId)
+            .appendQueryParameter("code_challenge", getPkceChallengeCode())
+            .appendQueryParameter("response_type", "code")
+            .build()

-        private fun exportListUrl() = baseUrl.toUri().buildUpon()
-            .appendPath("panel.php")
-            .appendQueryParameter("go", "export")
-            .toString()
+        fun mangaUrl(id: Int): Uri = "$baseApiUrl/manga".toUri().buildUpon()
+            .appendPath(id.toString())
+            .appendPath("my_list_status")
+            .build()

-        private fun editPageUrl(mediaId: Int) = baseModifyListUrl.toUri().buildUpon()
-            .appendPath(mediaId.toString())
-            .appendPath("edit")
-            .toString()
-
-        private fun addUrl() = baseModifyListUrl.toUri().buildUpon()
-            .appendPath("add.json")
-            .toString()
-
-        private fun exportPostBody(): RequestBody {
-            return FormBody.Builder()
-                .add("type", "2")
-                .add("subexport", "Export My List")
+        fun refreshTokenRequest(refreshToken: String): Request {
+            val formBody: RequestBody = FormBody.Builder()
+                .add("client_id", clientId)
+                .add("refresh_token", refreshToken)
+                .add("grant_type", "refresh_token")
                .build()
+            return POST("$baseOAuthUrl/token", body = formBody)
        }

-        private fun mangaPostPayload(track: Track): RequestBody {
-            val body = JSONObject()
-                .put("manga_id", track.media_id)
-                .put("status", track.status)
-                .put("score", track.score)
-                .put("num_read_chapters", track.last_chapter_read)
-
-            return body.toString().toRequestBody("application/json; charset=utf-8".toMediaTypeOrNull())
-        }
-
-        private fun mangaEditPostBody(track: MyAnimeListEditData): RequestBody {
-            return FormBody.Builder()
-                .add("entry_id", track.entry_id)
-                .add("manga_id", track.manga_id)
-                .add("add_manga[status]", track.status)
-                .add("add_manga[num_read_volumes]", track.num_read_volumes)
-                .add("last_completed_vol", track.last_completed_vol)
-                .add("add_manga[num_read_chapters]", track.num_read_chapters)
-                .add("add_manga[score]", track.score)
-                .add("add_manga[start_date][month]", track.start_date_month)
-                .add("add_manga[start_date][day]", track.start_date_day)
-                .add("add_manga[start_date][year]", track.start_date_year)
-                .add("add_manga[finish_date][month]", track.finish_date_month)
-                .add("add_manga[finish_date][day]", track.finish_date_day)
-                .add("add_manga[finish_date][year]", track.finish_date_year)
-                .add("add_manga[tags]", track.tags)
-                .add("add_manga[priority]", track.priority)
-                .add("add_manga[storage_type]", track.storage_type)
-                .add("add_manga[num_retail_volumes]", track.num_retail_volumes)
-                .add("add_manga[num_read_times]", track.num_read_times)
-                .add("add_manga[reread_value]", track.reread_value)
-                .add("add_manga[comments]", track.comments)
-                .add("add_manga[is_asked_to_discuss]", track.is_asked_to_discuss)
-                .add("add_manga[sns_post_type]", track.sns_post_type)
-                .add("submitIt", track.submitIt)
-                .build()
-        }
-
-        private fun Element.searchDateXml(field: String): Long {
-            val text = selectText(field, "0000-00-00")!!
-            // MAL sets the data to 0000-00-00 when date is invalid or missing
-            if (text == "0000-00-00") {
-                return 0L
-            }
-
-            return SimpleDateFormat("yyyy-MM-dd", Locale.US).parse(text)?.time ?: 0L
-        }
-
-        private fun Element.searchDatePicker(id: String): Long {
-            val month = select(id + "_month > option[selected]").`val`().toIntOrNull()
-            val day = select(id + "_day > option[selected]").`val`().toIntOrNull()
-            val year = select(id + "_year > option[selected]").`val`().toIntOrNull()
-            if (year == null || month == null || day == null) {
-                return 0L
-            }
-
-            return GregorianCalendar(year, month - 1, day).timeInMillis
-        }
-
-        private fun Element.searchTitle() = select("strong").text()!!
-
-        private fun Element.searchTotalChapters() = if (select(TD)[4].text() == "-") 0 else select(TD)[4].text().toInt()
-
-        private fun Element.searchCoverUrl() = select("img")
-            .attr("data-src")
-            .split("\\?")[0]
-            .replace("/r/50x70/", "/")
-
-        private fun Element.searchMediaId() = select("div.picSurround")
-            .select("a").attr("id")
-            .replace("sarea", "")
-            .toInt()
-
-        private fun Element.searchSummary() = select("div.pt4")
-            .first()
-            .ownText()!!
-
-        private fun Element.searchPublishingStatus() = if (select(TD).last().text() == "-") "Publishing" else "Finished"
-
-        private fun Element.searchPublishingType() = select(TD)[2].text()!!
-
-        private fun Element.searchStartDate() = select(TD)[6].text()!!
-
-        private fun getStatus(status: String) = when (status) {
-            "Reading" -> 1
-            "Completed" -> 2
-            "On-Hold" -> 3
-            "Dropped" -> 4
-            "Plan to Read" -> 6
-            else -> 1
-        }
-    }
-
-    private class MyAnimeListEditData(
-        // entry_id
-        var entry_id: String,
-
-        // manga_id
-        var manga_id: String,
-
-        // add_manga[status]
-        var status: String,
-
-        // add_manga[num_read_volumes]
-        var num_read_volumes: String,
-
-        // last_completed_vol
-        var last_completed_vol: String,
-
-        // add_manga[num_read_chapters]
-        var num_read_chapters: String,
-
-        // add_manga[score]
-        var score: String,
-
-        // add_manga[start_date][month]
-        var start_date_month: String, // [1-12]
-
-        // add_manga[start_date][day]
-        var start_date_day: String,
-
-        // add_manga[start_date][year]
-        var start_date_year: String,
-
-        // add_manga[finish_date][month]
-        var finish_date_month: String, // [1-12]
-
-        // add_manga[finish_date][day]
-        var finish_date_day: String,
-
-        // add_manga[finish_date][year]
-        var finish_date_year: String,
-
-        // add_manga[tags]
-        var tags: String,
-
-        // add_manga[priority]
-        var priority: String,
-
-        // add_manga[storage_type]
-        var storage_type: String,
-
-        // add_manga[num_retail_volumes]
-        var num_retail_volumes: String,
-
-        // add_manga[num_read_times]
-        var num_read_times: String,
-
-        // add_manga[reread_value]
-        var reread_value: String,
-
-        // add_manga[comments]
-        var comments: String,
-
-        // add_manga[is_asked_to_discuss]
-        var is_asked_to_discuss: String,
-
-        // add_manga[sns_post_type]
-        var sns_post_type: String,
-
-        // submitIt
-        val submitIt: String = "0"
-    ) {
-        fun copyPersonalFrom(track: Track) {
-            num_read_chapters = track.last_chapter_read.toString()
-            val numScore = track.score.toInt()
-            if (numScore == 0) {
-                score = ""
-            } else if (numScore in 1..10) {
-                score = numScore.toString()
-            }
-            status = track.status.toString()
-            if (track.started_reading_date == 0L) {
-                start_date_month = ""
-                start_date_day = ""
-                start_date_year = ""
-            }
-            if (track.finished_reading_date == 0L) {
-                finish_date_month = ""
-                finish_date_day = ""
-                finish_date_year = ""
-            }
-            track.started_reading_date.toCalendar()?.let { cal ->
-                start_date_month = (cal[Calendar.MONTH] + 1).toString()
-                start_date_day = cal[Calendar.DAY_OF_MONTH].toString()
-                start_date_year = cal[Calendar.YEAR].toString()
-            }
-            track.finished_reading_date.toCalendar()?.let { cal ->
-                finish_date_month = (cal[Calendar.MONTH] + 1).toString()
-                finish_date_day = cal[Calendar.DAY_OF_MONTH].toString()
-                finish_date_year = cal[Calendar.YEAR].toString()
-            }
+        private fun getPkceChallengeCode(): String {
+            codeVerifier = PkceUtil.generateCodeVerifier()
+            return codeVerifier
        }
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListInterceptor.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListInterceptor.kt
@ -1,52 +1,58 @@
 package eu.kanade.tachiyomi.data.track.myanimelist

+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
 import okhttp3.Interceptor
-import okhttp3.Request
-import okhttp3.RequestBody
-import okhttp3.RequestBody.Companion.toRequestBody
 import okhttp3.Response
-import okio.Buffer
-import org.json.JSONObject
+import uy.kohesive.injekt.injectLazy

-class MyAnimeListInterceptor(private val myanimelist: MyAnimeList) : Interceptor {
+class MyAnimeListInterceptor(private val myanimelist: MyAnimeList, private var token: String?) : Interceptor {
+
+    private val json: Json by injectLazy()
+
+    private var oauth: OAuth? = null
+        set(value) {
+            field = value?.copy(expires_in = System.currentTimeMillis() + (value.expires_in * 1000))
+        }

    override fun intercept(chain: Interceptor.Chain): Response {
-        myanimelist.ensureLoggedIn()
+        val originalRequest = chain.request()

-        val request = chain.request()
-        return chain.proceed(updateRequest(request))
-    }
-
-    private fun updateRequest(request: Request): Request {
-        return request.body?.let {
-            val contentType = it.contentType().toString()
-            val updatedBody = when {
-                contentType.contains("x-www-form-urlencoded") -> updateFormBody(it)
-                contentType.contains("json") -> updateJsonBody(it)
-                else -> it
-            }
-            request.newBuilder().post(updatedBody).build()
-        } ?: request
-    }
-
-    private fun bodyToString(requestBody: RequestBody): String {
-        Buffer().use {
-            requestBody.writeTo(it)
-            return it.readUtf8()
+        if (token.isNullOrEmpty()) {
+            throw Exception("Not authenticated with MyAnimeList")
        }
+        if (oauth == null) {
+            oauth = myanimelist.loadOAuth()
+        }
+        // Refresh access token if null or expired.
+        if (oauth!!.isExpired()) {
+            chain.proceed(MyAnimeListApi.refreshTokenRequest(oauth!!.refresh_token)).use {
+                if (it.isSuccessful) {
+                    setAuth(json.decodeFromString(it.body!!.string()))
+                }
+            }
+        }
+
+        // Throw on null auth.
+        if (oauth == null) {
+            throw Exception("No authentication token")
+        }
+
+        // Add the authorization header to the original request.
+        val authRequest = originalRequest.newBuilder()
+            .addHeader("Authorization", "Bearer ${oauth!!.access_token}")
+            .build()
+
+        return chain.proceed(authRequest)
    }

-    private fun updateFormBody(requestBody: RequestBody): RequestBody {
-        val formString = bodyToString(requestBody)
-
-        return "$formString${if (formString.isNotEmpty()) "&" else ""}${MyAnimeListApi.CSRF}=${myanimelist.getCSRF()}".toRequestBody(requestBody.contentType())
-    }
-
-    private fun updateJsonBody(requestBody: RequestBody): RequestBody {
-        val jsonString = bodyToString(requestBody)
-        val newBody = JSONObject(jsonString)
-            .put(MyAnimeListApi.CSRF, myanimelist.getCSRF())
-
-        return newBody.toString().toRequestBody(requestBody.contentType())
+    /**
+     * Called when the user authenticates with MyAnimeList for the first time. Sets the refresh token
+     * and the oauth object.
+     */
+    fun setAuth(oauth: OAuth?) {
+        token = oauth?.access_token
+        this.oauth = oauth
+        myanimelist.saveOAuth(oauth)
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListModels.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/MyAnimeListModels.kt
@ -0,0 +1,22 @@
+package eu.kanade.tachiyomi.data.track.myanimelist
+
+import eu.kanade.tachiyomi.data.database.models.Track
+
+fun Track.toMyAnimeListStatus() = when (status) {
+    MyAnimeList.READING -> "reading"
+    MyAnimeList.COMPLETED -> "completed"
+    MyAnimeList.ON_HOLD -> "on_hold"
+    MyAnimeList.DROPPED -> "dropped"
+    MyAnimeList.PLAN_TO_READ -> "plan_to_read"
+    MyAnimeList.REREADING -> "reading"
+    else -> null
+}
+
+fun getStatus(status: String) = when (status) {
+    "reading" -> MyAnimeList.READING
+    "completed" -> MyAnimeList.COMPLETED
+    "on_hold" -> MyAnimeList.ON_HOLD
+    "dropped" -> MyAnimeList.DROPPED
+    "plan_to_read" -> MyAnimeList.PLAN_TO_READ
+    else -> MyAnimeList.READING
+}
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/OAuth.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/myanimelist/OAuth.kt
@ -0,0 +1,14 @@
+package eu.kanade.tachiyomi.data.track.myanimelist
+
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class OAuth(
+    val refresh_token: String,
+    val access_token: String,
+    val token_type: String,
+    val expires_in: Long
+) {
+
+    fun isExpired() = System.currentTimeMillis() > expires_in
+}
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/Shikimori.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/Shikimori.kt
@ -2,6 +2,7 @@ package eu.kanade.tachiyomi.data.track.shikimori

 import android.content.Context
 import android.graphics.Color
+import androidx.annotation.StringRes
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.database.models.Track
 import eu.kanade.tachiyomi.data.track.TrackService
@ -9,8 +10,6 @@ import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
-import rx.Completable
-import rx.Observable
 import uy.kohesive.injekt.injectLazy

 class Shikimori(private val context: Context, id: Int) : TrackService(id) {
@ -22,19 +21,17 @@ class Shikimori(private val context: Context, id: Int) : TrackService(id) {
        const val DROPPED = 4
        const val PLANNING = 5
        const val REPEATING = 6
-
-        const val DEFAULT_STATUS = READING
-        const val DEFAULT_SCORE = 0
    }

-    override val name = "Shikimori"
-
    private val json: Json by injectLazy()

    private val interceptor by lazy { ShikimoriInterceptor(this) }

    private val api by lazy { ShikimoriApi(client, interceptor) }

+    @StringRes
+    override fun nameRes() = R.string.tracker_shikimori
+
    override fun getScoreList(): List<String> {
        return IntRange(0, 10).map(Int::toString)
    }
@ -43,43 +40,38 @@ class Shikimori(private val context: Context, id: Int) : TrackService(id) {
        return track.score.toInt().toString()
    }

-    override fun add(track: Track): Observable<Track> {
+    override suspend fun add(track: Track): Track {
        return api.addLibManga(track, getUsername())
    }

-    override fun update(track: Track): Observable<Track> {
+    override suspend fun update(track: Track): Track {
        return api.updateLibManga(track, getUsername())
    }

-    override fun bind(track: Track): Observable<Track> {
-        return api.findLibManga(track, getUsername())
-            .flatMap { remoteTrack ->
-                if (remoteTrack != null) {
-                    track.copyPersonalFrom(remoteTrack)
-                    track.library_id = remoteTrack.library_id
-                    update(track)
-                } else {
-                    // Set default fields if it's not found in the list
-                    track.score = DEFAULT_SCORE.toFloat()
-                    track.status = DEFAULT_STATUS
-                    add(track)
-                }
-            }
+    override suspend fun bind(track: Track): Track {
+        val remoteTrack = api.findLibManga(track, getUsername())
+        return if (remoteTrack != null) {
+            track.copyPersonalFrom(remoteTrack)
+            track.library_id = remoteTrack.library_id
+            update(track)
+        } else {
+            // Set default fields if it's not found in the list
+            track.status = READING
+            track.score = 0F
+            add(track)
+        }
    }

-    override fun search(query: String): Observable<List<TrackSearch>> {
+    override suspend fun search(query: String): List<TrackSearch> {
        return api.search(query)
    }

-    override fun refresh(track: Track): Observable<Track> {
-        return api.findLibManga(track, getUsername())
-            .map { remoteTrack ->
-                if (remoteTrack != null) {
-                    track.copyPersonalFrom(remoteTrack)
-                    track.total_chapters = remoteTrack.total_chapters
-                }
-                track
-            }
+    override suspend fun refresh(track: Track): Track {
+        api.findLibManga(track, getUsername())?.let { remoteTrack ->
+            track.copyPersonalFrom(remoteTrack)
+            track.total_chapters = remoteTrack.total_chapters
+        }
+        return track
    }

    override fun getLogo() = R.drawable.ic_tracker_shikimori
@ -104,18 +96,17 @@ class Shikimori(private val context: Context, id: Int) : TrackService(id) {

    override fun getCompletionStatus(): Int = COMPLETED

-    override fun login(username: String, password: String) = login(password)
+    override suspend fun login(username: String, password: String) = login(password)

-    fun login(code: String): Completable {
-        return api.accessToken(code).map { oauth: OAuth? ->
+    suspend fun login(code: String) {
+        try {
+            val oauth = api.accessToken(code)
            interceptor.newAuth(oauth)
-            if (oauth != null) {
-                val user = api.getCurrentUser()
-                saveCredentials(user.toString(), oauth.access_token)
-            }
-        }.doOnError {
+            val user = api.getCurrentUser()
+            saveCredentials(user.toString(), oauth.access_token)
+        } catch (e: Throwable) {
            logout()
-        }.toCompletable()
+        }
    }

    fun saveToken(oauth: OAuth?) {
--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/ShikimoriApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/ShikimoriApi.kt
@ -6,9 +6,11 @@ import eu.kanade.tachiyomi.data.track.TrackManager
 import eu.kanade.tachiyomi.data.track.model.TrackSearch
 import eu.kanade.tachiyomi.network.GET
 import eu.kanade.tachiyomi.network.POST
-import eu.kanade.tachiyomi.network.asObservableSuccess
-import kotlinx.serialization.decodeFromString
-import kotlinx.serialization.json.Json
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.jsonMime
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
+import kotlinx.coroutines.runBlocking
 import kotlinx.serialization.json.JsonArray
 import kotlinx.serialization.json.JsonObject
 import kotlinx.serialization.json.buildJsonObject
@ -19,65 +21,53 @@ import kotlinx.serialization.json.jsonPrimitive
 import kotlinx.serialization.json.put
 import kotlinx.serialization.json.putJsonObject
 import okhttp3.FormBody
-import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.OkHttpClient
-import okhttp3.Request
 import okhttp3.RequestBody.Companion.toRequestBody
-import rx.Observable
-import uy.kohesive.injekt.injectLazy

 class ShikimoriApi(private val client: OkHttpClient, interceptor: ShikimoriInterceptor) {

-    private val json: Json by injectLazy()
-
-    private val jsonime = "application/json; charset=utf-8".toMediaTypeOrNull()
    private val authClient = client.newBuilder().addInterceptor(interceptor).build()

-    fun addLibManga(track: Track, user_id: String): Observable<Track> {
-        val payload = buildJsonObject {
-            putJsonObject("user_rate") {
-                put("user_id", user_id)
-                put("target_id", track.media_id)
-                put("target_type", "Manga")
-                put("chapters", track.last_chapter_read)
-                put("score", track.score.toInt())
-                put("status", track.toShikimoriStatus())
+    suspend fun addLibManga(track: Track, user_id: String): Track {
+        return withIOContext {
+            val payload = buildJsonObject {
+                putJsonObject("user_rate") {
+                    put("user_id", user_id)
+                    put("target_id", track.media_id)
+                    put("target_type", "Manga")
+                    put("chapters", track.last_chapter_read)
+                    put("score", track.score.toInt())
+                    put("status", track.toShikimoriStatus())
+                }
            }
+            authClient.newCall(
+                POST(
+                    "$apiUrl/v2/user_rates",
+                    body = payload.toString().toRequestBody(jsonMime)
+                )
+            ).await()
+            track
        }
-        val body = payload.toString().toRequestBody(jsonime)
-        val request = Request.Builder()
-            .url("$apiUrl/v2/user_rates")
-            .post(body)
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map {
-                track
-            }
    }

-    fun updateLibManga(track: Track, user_id: String): Observable<Track> = addLibManga(track, user_id)
+    suspend fun updateLibManga(track: Track, user_id: String): Track = addLibManga(track, user_id)

-    fun search(search: String): Observable<List<TrackSearch>> {
-        val url = "$apiUrl/mangas".toUri().buildUpon()
-            .appendQueryParameter("order", "popularity")
-            .appendQueryParameter("search", search)
-            .appendQueryParameter("limit", "20")
-            .build()
-        val request = Request.Builder()
-            .url(url.toString())
-            .get()
-            .build()
-        return authClient.newCall(request)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                if (responseBody.isEmpty()) {
-                    throw Exception("Null Response")
+    suspend fun search(search: String): List<TrackSearch> {
+        return withIOContext {
+            val url = "$apiUrl/mangas".toUri().buildUpon()
+                .appendQueryParameter("order", "popularity")
+                .appendQueryParameter("search", search)
+                .appendQueryParameter("limit", "20")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonArray>()
+                .let { response ->
+                    response.map {
+                        jsonToSearch(it.jsonObject)
+                    }
                }
-                val response = json.decodeFromString<JsonArray>(responseBody)
-                response.map { jsonToSearch(it.jsonObject) }
-            }
+        }
    }

    private fun jsonToSearch(obj: JsonObject): TrackSearch {
@ -106,61 +96,51 @@ class ShikimoriApi(private val client: OkHttpClient, interceptor: ShikimoriInter
        }
    }

-    fun findLibManga(track: Track, user_id: String): Observable<Track?> {
-        val url = "$apiUrl/v2/user_rates".toUri().buildUpon()
-            .appendQueryParameter("user_id", user_id)
-            .appendQueryParameter("target_id", track.media_id.toString())
-            .appendQueryParameter("target_type", "Manga")
-            .build()
-        val request = Request.Builder()
-            .url(url.toString())
-            .get()
-            .build()
+    suspend fun findLibManga(track: Track, user_id: String): Track? {
+        return withIOContext {
+            val urlMangas = "$apiUrl/mangas".toUri().buildUpon()
+                .appendPath(track.media_id.toString())
+                .build()
+            val mangas = authClient.newCall(GET(urlMangas.toString()))
+                .await()
+                .parseAs<JsonObject>()

-        val urlMangas = "$apiUrl/mangas".toUri().buildUpon()
-            .appendPath(track.media_id.toString())
-            .build()
-        val requestMangas = Request.Builder()
-            .url(urlMangas.toString())
-            .get()
-            .build()
-        return authClient.newCall(requestMangas)
-            .asObservableSuccess()
-            .map { netResponse ->
-                val responseBody = netResponse.body?.string().orEmpty()
-                json.decodeFromString<JsonObject>(responseBody)
-            }.flatMap { mangas ->
-                authClient.newCall(request)
-                    .asObservableSuccess()
-                    .map { netResponse ->
-                        val responseBody = netResponse.body?.string().orEmpty()
-                        if (responseBody.isEmpty()) {
-                            throw Exception("Null Response")
-                        }
-                        val response = json.decodeFromString<JsonArray>(responseBody)
-                        if (response.size > 1) {
-                            throw Exception("Too much mangas in response")
-                        }
-                        val entry = response.map {
-                            jsonToTrack(it.jsonObject, mangas)
-                        }
-                        entry.firstOrNull()
+            val url = "$apiUrl/v2/user_rates".toUri().buildUpon()
+                .appendQueryParameter("user_id", user_id)
+                .appendQueryParameter("target_id", track.media_id.toString())
+                .appendQueryParameter("target_type", "Manga")
+                .build()
+            authClient.newCall(GET(url.toString()))
+                .await()
+                .parseAs<JsonArray>()
+                .let { response ->
+                    if (response.size > 1) {
+                        throw Exception("Too much mangas in response")
                    }
-            }
+                    val entry = response.map {
+                        jsonToTrack(it.jsonObject, mangas)
+                    }
+                    entry.firstOrNull()
+                }
+        }
    }

    fun getCurrentUser(): Int {
-        val user = authClient.newCall(GET("$apiUrl/users/whoami")).execute().body?.string()!!
-        return json.decodeFromString<JsonObject>(user)["id"]!!.jsonPrimitive.int
+        return runBlocking {
+            authClient.newCall(GET("$apiUrl/users/whoami"))
+                .await()
+                .parseAs<JsonObject>()
+                .let {
+                    it["id"]!!.jsonPrimitive.int
+                }
+        }
    }

-    fun accessToken(code: String): Observable<OAuth> {
-        return client.newCall(accessTokenRequest(code)).asObservableSuccess().map { netResponse ->
-            val responseBody = netResponse.body?.string().orEmpty()
-            if (responseBody.isEmpty()) {
-                throw Exception("Null Response")
-            }
-            json.decodeFromString<OAuth>(responseBody)
+    suspend fun accessToken(code: String): OAuth {
+        return withIOContext {
+            client.newCall(accessTokenRequest(code))
+                .await()
+                .parseAs()
        }
    }

--- a/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/ShikimoriModels.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/track/shikimori/ShikimoriModels.kt
@ -9,7 +9,7 @@ fun Track.toShikimoriStatus() = when (status) {
    Shikimori.DROPPED -> "dropped"
    Shikimori.PLANNING -> "planned"
    Shikimori.REPEATING -> "rewatching"
-    else -> throw NotImplementedError("Unknown status")
+    else -> throw NotImplementedError("Unknown status: $status")
 }

 fun toTrackStatus(status: String) = when (status) {
@ -19,6 +19,5 @@ fun toTrackStatus(status: String) = when (status) {
    "dropped" -> Shikimori.DROPPED
    "planned" -> Shikimori.PLANNING
    "rewatching" -> Shikimori.REPEATING
-
-    else -> throw Exception("Unknown status")
+    else -> throw NotImplementedError("Unknown status: $status")
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubService.kt
@ -1,32 +0,0 @@
-package eu.kanade.tachiyomi.data.updater.github
-
-import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
-import eu.kanade.tachiyomi.network.NetworkHelper
-import kotlinx.serialization.json.Json
-import okhttp3.MediaType.Companion.toMediaType
-import retrofit2.Retrofit
-import retrofit2.http.GET
-import retrofit2.http.Path
-import uy.kohesive.injekt.Injekt
-import uy.kohesive.injekt.api.get
-
-/**
- * Used to connect with the GitHub API to get the latest release version from a repo.
- */
-interface GithubService {
-
-    companion object {
-        fun create(): GithubService {
-            val restAdapter = Retrofit.Builder()
-                .baseUrl("https://api.github.com")
-                .addConverterFactory(Json { ignoreUnknownKeys = true }.asConverterFactory("application/json".toMediaType()))
-                .client(Injekt.get<NetworkHelper>().client)
-                .build()
-
-            return restAdapter.create(GithubService::class.java)
-        }
-    }
-
-    @GET("/repos/{repo}/releases/latest")
-    suspend fun getLatestVersion(@Path("repo", encoded = true) repo: String): GithubRelease
-}
--- a/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/data/updater/github/GithubUpdateChecker.kt
@ -2,27 +2,39 @@ package eu.kanade.tachiyomi.data.updater.github

 import eu.kanade.tachiyomi.BuildConfig
 import eu.kanade.tachiyomi.data.updater.UpdateResult
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.NetworkHelper
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
+import uy.kohesive.injekt.injectLazy

 class GithubUpdateChecker {

-    private val service: GithubService = GithubService.create()
+    private val networkService: NetworkHelper by injectLazy()

    private val repo: String by lazy {
        if (BuildConfig.DEBUG) {
-            "tachiyomiorg/android-app-preview"
+            "tachiyomiorg/tachiyomi-preview"
        } else {
-            "inorichi/tachiyomi"
+            "tachiyomiorg/tachiyomi"
        }
    }

    suspend fun checkForUpdate(): UpdateResult {
-        val release = service.getLatestVersion(repo)
-
-        // Check if latest version is different from current version
-        return if (isNewVersion(release.version)) {
-            GithubUpdateResult.NewUpdate(release)
-        } else {
-            GithubUpdateResult.NoNewUpdate()
+        return withIOContext {
+            networkService.client
+                .newCall(GET("https://api.github.com/repos/$repo/releases/latest"))
+                .await()
+                .parseAs<GithubRelease>()
+                .let {
+                    // Check if latest version is different from current version
+                    if (isNewVersion(it.version)) {
+                        GithubUpdateResult.NewUpdate(it)
+                    } else {
+                        GithubUpdateResult.NoNewUpdate()
+                    }
+                }
        }
    }

@ -31,11 +43,11 @@ class GithubUpdateChecker {
        val newVersion = versionTag.replace("[^\\d.]".toRegex(), "")

        return if (BuildConfig.DEBUG) {
-            // Preview builds: based on releases in "tachiyomiorg/android-app-preview" repo
+            // Preview builds: based on releases in "tachiyomiorg/tachiyomi-preview" repo
            // tagged as something like "r1234"
            newVersion.toInt() > BuildConfig.COMMIT_COUNT.toInt()
        } else {
-            // Release builds: based on releases in "inorichi/tachiyomi" repo
+            // Release builds: based on releases in "tachiyomiorg/tachiyomi" repo
            // tagged as something like "v0.1.2"
            newVersion != BuildConfig.VERSION_NAME
        }
--- a/app/src/main/java/eu/kanade/tachiyomi/extension/ExtensionManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/extension/ExtensionManager.kt
@ -124,8 +124,7 @@ class ExtensionManager(
            .map { it.extension }
        installedExtensions
            .flatMap { it.sources }
-            // overwrite is needed until the bundled sources are removed
-            .forEach { sourceManager.registerSource(it, true) }
+            .forEach { sourceManager.registerSource(it) }

        untrustedExtensions = extensions
            .filterIsInstance<LoadResult.Untrusted>()
--- a/app/src/main/java/eu/kanade/tachiyomi/extension/api/ExtensionGithubApi.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/extension/api/ExtensionGithubApi.kt
@ -5,8 +5,11 @@ import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.LoadResult
 import eu.kanade.tachiyomi.extension.util.ExtensionLoader
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.withContext
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.NetworkHelper
+import eu.kanade.tachiyomi.network.await
+import eu.kanade.tachiyomi.network.parseAs
+import eu.kanade.tachiyomi.util.lang.withIOContext
 import kotlinx.serialization.json.JsonArray
 import kotlinx.serialization.json.int
 import kotlinx.serialization.json.jsonObject
@ -16,14 +19,16 @@ import java.util.Date

 internal class ExtensionGithubApi {

+    private val networkService: NetworkHelper by injectLazy()
    private val preferences: PreferencesHelper by injectLazy()

    suspend fun findExtensions(): List<Extension.Available> {
-        val service: ExtensionGithubService = ExtensionGithubService.create()
-
-        return withContext(Dispatchers.IO) {
-            val response = service.getRepo()
-            parseResponse(response)
+        return withIOContext {
+            networkService.client
+                .newCall(GET("${REPO_URL_PREFIX}index.min.json"))
+                .await()
+                .parseAs<JsonArray>()
+                .let { parseResponse(it) }
        }
    }

@ -65,18 +70,18 @@ internal class ExtensionGithubApi {
                val versionCode = element.jsonObject["code"]!!.jsonPrimitive.int
                val lang = element.jsonObject["lang"]!!.jsonPrimitive.content
                val nsfw = element.jsonObject["nsfw"]!!.jsonPrimitive.int == 1
-                val icon = "$REPO_URL_PREFIX/icon/${apkName.replace(".apk", ".png")}"
+                val icon = "${REPO_URL_PREFIX}icon/${apkName.replace(".apk", ".png")}"

                Extension.Available(name, pkgName, versionName, versionCode, lang, nsfw, apkName, icon)
            }
    }

    fun getApkUrl(extension: Extension.Available): String {
-        return "$REPO_URL_PREFIX/apk/${extension.apkName}"
+        return "${REPO_URL_PREFIX}apk/${extension.apkName}"
    }

    companion object {
        const val BASE_URL = "https://raw.githubusercontent.com/"
-        const val REPO_URL_PREFIX = "${BASE_URL}inorichi/tachiyomi-extensions/repo/"
+        const val REPO_URL_PREFIX = "${BASE_URL}tachiyomiorg/tachiyomi-extensions/repo/"
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/extension/api/ExtensionGithubService.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/extension/api/ExtensionGithubService.kt
@ -1,32 +0,0 @@
-package eu.kanade.tachiyomi.extension.api
-
-import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
-import eu.kanade.tachiyomi.network.NetworkHelper
-import kotlinx.serialization.json.Json
-import kotlinx.serialization.json.JsonArray
-import okhttp3.MediaType.Companion.toMediaType
-import retrofit2.Retrofit
-import retrofit2.http.GET
-import uy.kohesive.injekt.injectLazy
-
-/**
- * Used to get the extension repo listing from GitHub.
- */
-interface ExtensionGithubService {
-
-    companion object {
-        fun create(): ExtensionGithubService {
-            val network: NetworkHelper by injectLazy()
-            val adapter = Retrofit.Builder()
-                .baseUrl(ExtensionGithubApi.BASE_URL)
-                .addConverterFactory(Json.asConverterFactory("application/json".toMediaType()))
-                .client(network.client)
-                .build()
-
-            return adapter.create(ExtensionGithubService::class.java)
-        }
-    }
-
-    @GET("${ExtensionGithubApi.REPO_URL_PREFIX}index.min.json")
-    suspend fun getRepo(): JsonArray
-}
--- a/app/src/main/java/eu/kanade/tachiyomi/extension/model/Extension.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/extension/model/Extension.kt
@ -18,6 +18,7 @@ sealed class Extension {
        override val versionCode: Int,
        override val lang: String,
        override val isNsfw: Boolean,
+        val pkgFactory: String?,
        val sources: List<Source>,
        val hasUpdate: Boolean = false,
        val isObsolete: Boolean = false,
--- a/app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionLoader.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionLoader.kt
@ -6,7 +6,6 @@ import android.content.pm.PackageInfo
 import android.content.pm.PackageManager
 import dalvik.system.PathClassLoader
 import eu.kanade.tachiyomi.annotations.Nsfw
-import eu.kanade.tachiyomi.data.preference.PreferenceValues
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.LoadResult
@ -26,12 +25,13 @@ import uy.kohesive.injekt.injectLazy
 internal object ExtensionLoader {

    private val preferences: PreferencesHelper by injectLazy()
-    private val allowNsfwSource by lazy {
-        preferences.allowNsfwSource().get()
+    private val loadNsfwSource by lazy {
+        preferences.showNsfwSource().get()
    }

    private const val EXTENSION_FEATURE = "tachiyomi.extension"
    private const val METADATA_SOURCE_CLASS = "tachiyomi.extension.class"
+    private const val METADATA_SOURCE_FACTORY = "tachiyomi.extension.factory"
    private const val METADATA_NSFW = "tachiyomi.extension.nsfw"
    const val LIB_VERSION_MIN = 1.2
    const val LIB_VERSION_MAX = 1.2
@ -133,7 +133,7 @@ internal object ExtensionLoader {
        }

        val isNsfw = appInfo.metaData.getInt(METADATA_NSFW) == 1
-        if (allowNsfwSource == PreferenceValues.NsfwAllowance.BLOCKED && isNsfw) {
+        if (!loadNsfwSource && isNsfw) {
            return LoadResult.Error("NSFW extension $pkgName not allowed")
        }

@ -185,7 +185,8 @@ internal object ExtensionLoader {
            versionCode,
            lang,
            isNsfw,
-            sources,
+            sources = sources,
+            pkgFactory = appInfo.metaData.getString(METADATA_SOURCE_FACTORY),
            isUnofficial = signatureHash != officialSignature
        )
        return LoadResult.Success(extension)
@ -218,7 +219,7 @@ internal object ExtensionLoader {
     * Checks whether a Source or SourceFactory is annotated with @Nsfw.
     */
    private fun isSourceNsfw(clazz: Any): Boolean {
-        if (allowNsfwSource == PreferenceValues.NsfwAllowance.ALLOWED) {
+        if (loadNsfwSource) {
            return false
        }

--- a/app/src/main/java/eu/kanade/tachiyomi/network/CloudflareInterceptor.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/network/CloudflareInterceptor.kt
@ -99,7 +99,7 @@ class CloudflareInterceptor(private val context: Context) : Interceptor {

            // Avoid sending empty User-Agent, Chromium WebView will reset to default if empty
            webview.settings.userAgentString = request.header("User-Agent")
-                ?: HttpSource.DEFAULT_USERAGENT
+                ?: HttpSource.DEFAULT_USER_AGENT

            webview.webViewClient = object : WebViewClientCompat() {
                override fun onPageFinished(view: WebView, url: String) {
--- a/app/src/main/java/eu/kanade/tachiyomi/network/OkHttpExtensions.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/network/OkHttpExtensions.kt
@ -1,19 +1,27 @@
 package eu.kanade.tachiyomi.network

 import kotlinx.coroutines.suspendCancellableCoroutine
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
 import okhttp3.Call
 import okhttp3.Callback
+import okhttp3.MediaType.Companion.toMediaType
 import okhttp3.OkHttpClient
 import okhttp3.Request
 import okhttp3.Response
 import rx.Observable
 import rx.Producer
 import rx.Subscription
+import uy.kohesive.injekt.Injekt
+import uy.kohesive.injekt.api.fullType
+import uy.kohesive.injekt.api.get
 import java.io.IOException
 import java.util.concurrent.atomic.AtomicBoolean
 import kotlin.coroutines.resume
 import kotlin.coroutines.resumeWithException

+val jsonMime = "application/json; charset=utf-8".toMediaType()
+
 fun Call.asObservable(): Observable<Response> {
    return Observable.unsafeCreate { subscriber ->
        // Since Call is a one-shot type, clone it for each new subscriber.
@ -52,12 +60,12 @@ fun Call.asObservable(): Observable<Response> {
 }

 // Based on https://github.com/gildor/kotlin-coroutines-okhttp
-suspend fun Call.await(assertSuccess: Boolean = false): Response {
+suspend fun Call.await(): Response {
    return suspendCancellableCoroutine { continuation ->
        enqueue(
            object : Callback {
                override fun onResponse(call: Call, response: Response) {
-                    if (assertSuccess && !response.isSuccessful) {
+                    if (!response.isSuccessful) {
                        continuation.resumeWithException(Exception("HTTP error ${response.code}"))
                        return
                    }
@ -105,3 +113,12 @@ fun OkHttpClient.newCallWithProgress(request: Request, listener: ProgressListene

    return progressClient.newCall(request)
 }
+
+inline fun <reified T> Response.parseAs(): T {
+    // Avoiding Injekt.get<Json>() due to compiler issues
+    val json = Injekt.getInstance<Json>(fullType<Json>().type)
+    this.use {
+        val responseBody = it.body?.string().orEmpty()
+        return json.decodeFromString(responseBody)
+    }
+}
--- a/app/src/main/java/eu/kanade/tachiyomi/network/UserAgentInterceptor.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/network/UserAgentInterceptor.kt
@ -12,7 +12,7 @@ class UserAgentInterceptor : Interceptor {
            val newRequest = originalRequest
                .newBuilder()
                .removeHeader("User-Agent")
-                .addHeader("User-Agent", HttpSource.DEFAULT_USERAGENT)
+                .addHeader("User-Agent", HttpSource.DEFAULT_USER_AGENT)
                .build()
            chain.proceed(newRequest)
        } else {
--- a/app/src/main/java/eu/kanade/tachiyomi/source/Source.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/Source.kt
@ -62,14 +62,18 @@ interface Source : tachiyomi.source.Source {
    /**
     * [1.x API] Get the updated details for a manga.
     */
+    @Suppress("DEPRECATION")
    override suspend fun getMangaDetails(manga: MangaInfo): MangaInfo {
-        return fetchMangaDetails(manga.toSManga()).awaitSingle()
-            .toMangaInfo()
+        val sManga = manga.toSManga()
+        val networkManga = fetchMangaDetails(sManga).awaitSingle()
+        sManga.copyFrom(networkManga)
+        return sManga.toMangaInfo()
    }

    /**
     * [1.x API] Get all the available chapters for a manga.
     */
+    @Suppress("DEPRECATION")
    override suspend fun getChapterList(manga: MangaInfo): List<ChapterInfo> {
        return fetchChapterList(manga.toSManga()).awaitSingle()
            .map { it.toChapterInfo() }
@ -78,6 +82,7 @@ interface Source : tachiyomi.source.Source {
    /**
     * [1.x API] Get the list of pages a chapter has.
     */
+    @Suppress("DEPRECATION")
    override suspend fun getPageList(chapter: ChapterInfo): List<tachiyomi.source.model.Page> {
        return fetchPageList(chapter.toSChapter()).awaitSingle()
            .map { it.toPageUrl() }
--- a/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt
@ -32,11 +32,11 @@ open class SourceManager(private val context: Context) {

    fun getCatalogueSources() = sourcesMap.values.filterIsInstance<CatalogueSource>()

-    internal fun registerSource(source: Source, overwrite: Boolean = false) {
-        if (overwrite || !sourcesMap.containsKey(source.id)) {
+    internal fun registerSource(source: Source) {
+        if (!sourcesMap.containsKey(source.id)) {
            sourcesMap[source.id] = source
        }
-        if (overwrite || !stubSourcesMap.containsKey(source.id)) {
+        if (!stubSourcesMap.containsKey(source.id)) {
            stubSourcesMap[source.id] = StubSource(source.id)
        }
    }
@ -49,7 +49,7 @@ open class SourceManager(private val context: Context) {
        LocalSource(context)
    )

-    private inner class StubSource(override val id: Long) : Source {
+    inner class StubSource(override val id: Long) : Source {

        override val name: String
            get() = id.toString()
--- a/app/src/main/java/eu/kanade/tachiyomi/source/online/HttpSource.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/source/online/HttpSource.kt
@ -74,7 +74,7 @@ abstract class HttpSource : CatalogueSource {
     * Headers builder for requests. Implementations can override this method for custom headers.
     */
    protected open fun headersBuilder() = Headers.Builder().apply {
-        add("User-Agent", DEFAULT_USERAGENT)
+        add("User-Agent", DEFAULT_USER_AGENT)
    }

    /**
@ -371,6 +371,6 @@ abstract class HttpSource : CatalogueSource {
    override fun getFilterList() = FilterList()

    companion object {
-        const val DEFAULT_USERAGENT = "Mozilla/5.0 (Windows NT 6.3; WOW64)"
+        const val DEFAULT_USER_AGENT = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.150 Safari/537.36 Edg/88.0.705.63"
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseRxActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseRxActivity.kt
@ -1,7 +1,6 @@
 package eu.kanade.tachiyomi.ui.base.activity

 import android.os.Bundle
-import androidx.lifecycle.lifecycleScope
 import androidx.viewbinding.ViewBinding
 import eu.kanade.tachiyomi.ui.base.presenter.BasePresenter
 import eu.kanade.tachiyomi.ui.security.SecureActivityDelegate
@ -13,7 +12,6 @@ abstract class BaseRxActivity<VB : ViewBinding, P : BasePresenter<*>> : NucleusA
    @Suppress("LeakingThis")
    private val secureActivityDelegate = SecureActivityDelegate(this)

-    val scope = lifecycleScope
    lateinit var binding: VB

    init {
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseThemedActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseThemedActivity.kt
@ -4,25 +4,15 @@ import android.content.res.Configuration
 import android.os.Build
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
-import androidx.lifecycle.lifecycleScope
-import androidx.viewbinding.ViewBinding
 import eu.kanade.tachiyomi.R
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
-import eu.kanade.tachiyomi.ui.security.SecureActivityDelegate
-import eu.kanade.tachiyomi.util.system.LocaleHelper
 import uy.kohesive.injekt.injectLazy
 import eu.kanade.tachiyomi.data.preference.PreferenceValues as Values

-abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
+abstract class BaseThemedActivity : AppCompatActivity() {

    val preferences: PreferencesHelper by injectLazy()

-    val scope = lifecycleScope
-    lateinit var binding: VB
-
-    @Suppress("LeakingThis")
-    private val secureActivityDelegate = SecureActivityDelegate(this)
-
    private val isDarkMode: Boolean by lazy {
        val themeMode = preferences.themeMode().get()
        (themeMode == Values.ThemeMode.dark) ||
@ -62,11 +52,6 @@ abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
        }
    }

-    init {
-        @Suppress("LeakingThis")
-        LocaleHelper.updateConfiguration(this)
-    }
-
    override fun onCreate(savedInstanceState: Bundle?) {
        setTheme(
            when {
@ -76,13 +61,5 @@ abstract class BaseActivity<VB : ViewBinding> : AppCompatActivity() {
        )

        super.onCreate(savedInstanceState)
-
-        secureActivityDelegate.onCreate()
-    }
-
-    override fun onResume() {
-        super.onResume()
-
-        secureActivityDelegate.onResume()
    }
 }
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseViewBindingActivity.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/activity/BaseViewBindingActivity.kt
@ -0,0 +1,31 @@
+package eu.kanade.tachiyomi.ui.base.activity
+
+import android.os.Bundle
+import androidx.viewbinding.ViewBinding
+import eu.kanade.tachiyomi.ui.security.SecureActivityDelegate
+import eu.kanade.tachiyomi.util.system.LocaleHelper
+
+abstract class BaseViewBindingActivity<VB : ViewBinding> : BaseThemedActivity() {
+
+    lateinit var binding: VB
+
+    @Suppress("LeakingThis")
+    private val secureActivityDelegate = SecureActivityDelegate(this)
+
+    init {
+        @Suppress("LeakingThis")
+        LocaleHelper.updateConfiguration(this)
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        secureActivityDelegate.onCreate()
+    }
+
+    override fun onResume() {
+        super.onResume()
+
+        secureActivityDelegate.onResume()
+    }
+}
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/BaseController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/BaseController.kt
@ -11,16 +11,18 @@ import com.bluelinelabs.conductor.Controller
 import com.bluelinelabs.conductor.ControllerChangeHandler
 import com.bluelinelabs.conductor.ControllerChangeType
 import com.bluelinelabs.conductor.RestoreViewOnCreateController
-import kotlinx.android.extensions.LayoutContainer
-import kotlinx.android.synthetic.clearFindViewByIdCache
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.MainScope
+import kotlinx.coroutines.cancel
 import timber.log.Timber

 abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
-    RestoreViewOnCreateController(bundle),
-    LayoutContainer {
+    RestoreViewOnCreateController(bundle) {

    lateinit var binding: VB

+    lateinit var viewScope: CoroutineScope
+
    init {
        addLifecycleListener(
            object : LifecycleListener() {
@ -29,6 +31,7 @@ abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
                }

                override fun preCreateView(controller: Controller) {
+                    viewScope = MainScope()
                    Timber.d("Create view for ${controller.instance()}")
                }

@ -41,24 +44,17 @@ abstract class BaseController<VB : ViewBinding>(bundle: Bundle? = null) :
                }

                override fun preDestroyView(controller: Controller, view: View) {
+                    viewScope.cancel()
                    Timber.d("Destroy view for ${controller.instance()}")
                }
            }
        )
    }

-    override val containerView: View?
-        get() = view
-
    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup, savedViewState: Bundle?): View {
        return inflateView(inflater, container)
    }

-    override fun onDestroyView(view: View) {
-        super.onDestroyView(view)
-        clearFindViewByIdCache()
-    }
-
    abstract fun inflateView(inflater: LayoutInflater, container: ViewGroup): View

    open fun onViewCreated(view: View) {}
--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/NucleusController.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/controller/NucleusController.kt
@ -4,9 +4,6 @@ import android.os.Bundle
 import androidx.viewbinding.ViewBinding
 import eu.kanade.tachiyomi.ui.base.presenter.NucleusConductorDelegate
 import eu.kanade.tachiyomi.ui.base.presenter.NucleusConductorLifecycleListener
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.Job
 import nucleus.factory.PresenterFactory
 import nucleus.presenter.Presenter

@ -17,8 +14,6 @@ abstract class NucleusController<VB : ViewBinding, P : Presenter<*>>(val bundle:

    private val delegate = NucleusConductorDelegate(this)

-    val scope = CoroutineScope(Job() + Dispatchers.Main)
-
    val presenter: P
        get() = delegate.presenter!!

--- a/app/src/main/java/eu/kanade/tachiyomi/ui/base/holder/BaseViewHolder.kt
+++ b/app/src/main/java/eu/kanade/tachiyomi/ui/base/holder/BaseViewHolder.kt
@ -1,11 +0,0 @@
-package eu.kanade.tachiyomi.ui.base.holder
-
-import android.view.View
-import androidx.recyclerview.widget.RecyclerView
-import kotlinx.android.extensions.LayoutContainer
-
-abstract class BaseViewHolder(view: View) : RecyclerView.ViewHolder(view), LayoutContainer {
-
-    override val containerView: View?
-        get() = itemView
-}
--- a/Show More
+++ b/Show More