- Google Gson (Utility)
A Java serialization/deserialization library to convert Java Objects into JSON and back.
- Android Support v4 (Development Framework)
The Android Support Library is not actually a single library, but rather a collection of libraries that can roughly be divided into two groups: compatibility and component libraries. For details, please see
Understanding the Android Support Library.
- AndroidX Activity (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
- Android Jetpack Annotations (Utility)
library that contains the annotations for Android Jetpack.
- Arch (Utility)
helper for other arch dependencies, including JUnit test rules that can be used with LiveData.
- AppCompat (Utility)
support newer Android features on older Android versions.
- Asynclayoutinflater (UI Component)
AndroidX library to inflate layouts asynchronously to avoid jank in the UI.
- Browser (Utility)
display webpages in the user's default browser.
- Cardview (UI Component)
AndroidX library to implement the Material Design card pattern with round corners and drop shadows.
- Android Support Library collections (Utility)
standalone efficient collections.
- Concurrent (Utility)
AndroidX library to help move tasks off the main thread with coroutines and take advantage of ListenableFuture.
- Constraint Layout Library (Utility)
library to reduce the number of nested views needed.
- Coordinatorlayout (UI Component)
AndroidX library to position top-level application widgets, such as AppBarLayout and FloatingActionButton.
- Androidx Core (Utility)
a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs.
- AndroidX Cursor Adapter (Utility)
static library support version of the framework's CursorAdapter.
- Android Support Library Custom View (UI Component)
a module to implement custom views. Part of the Android Support Library.
- Documentfile (UI Component)
a library to view a file document.
- Drawerlayout (UI Component)
AndroidX library to implement a Material Design drawer widget.
- Android Emoji2 Compat (UI Component)
core library to enable emoji compatibility in Kitkat and newer devices to avoid the empty emoji characters.
- AndroidX Fragment (UI Component)
AndroidX library to encapsulate part of the user interface or behavior into reusable components.
- Interpolator (UI Component)
AndroidX library to use animation interpolators on older platforms.
- androidx.legacy (Utility)
a static library that you can add to your Android application in order to use APIs that are either not available for older platform versions or utility APIs that aren't a part of the framework APIs.
- Lifecycle (Utility)
perform actions in response to a change in the lifecycle status of another component, such as activities and fragments.
- Loader (Utility)
library to load data for your UI that survives configuration changes.
- AndroidX Local Broadcast Manager (Utility)
an application-wide event bus and embraces layer violations in your app: any component may listen events from any other.
- Print (Utility)
a library to print photos, docs, and other graphics and images.
- ProfileInstaller (Utility)
AndroidX library that enables libraries to prepopulate ahead of time compilation traces to be read by ART.
- ResourceInspection (Development Aid)
AndroidX library to surface the attributes of custom views in Android Studio’s Live Layout Inspector.
- Recyclerview (Utility)
display large sets of data in your UI while minimizing memory usage.
- Android Activity Saved State (Utility)
provides the base Activity subclass and the relevant hooks to build a composable structure on top.
- Slidingpanelayout (UI Component)
AndroidX library to implement a sliding pane UI pattern.
- Startup (Utility)
AndroidX library to implement a straightforward, performant way to initialize components at app startup.
- Swiperefreshlayout (UI Component)
implemtation of the swipe-to-refresh UI pattern.
- Tracing (Utility)
AndroidX library to write trace events to the system trace buffer.
- Transition (UI Component)
animates motion in the UI with starting and ending layouts.
- Vectordrawable (UI Component)
AndroidX library to render vector graphics.
- Android Jetpack VersionedParcelable (Utility)
Provides a stable but relatively compact binary serialization format that can be passed across processes or persisted safely.
- Viewpager (UI Component)
AndroidX library to display Views or Fragments in a swipeable format.
- Webkit (Utility)
a static library to use android.webkit APIs that are not available for older platform versions.
- Jetpack WindowManager Library (Utility)
enables application developers to support new device form factors and multi-window environments. The library provides a common API surface for API versions 14 and later. Especially provides additional functionality on foldable devices.
- Flutter Permission handler Plugin (Utility)
provides a cross-platform (iOS, Android) API to request and check permissions.
- open_file (Utility)
a plug-in that can call native APP to open files with string result in flutter.
- Android Swipe Layout (UI Component)
helps developers to integrate swiping with your UI component.
- FasterXML Jackson (Utility)
a fast and compliant streaming JSON parser/writer with a StAX-like API and support for marshalling/unmarshalling POJOs via annotations.
- FolioReader-Android (Utility)
ePub reader and parser framework.
- Android PdfViewer (Utility)
library for displaying PDF documents on Android, with animations, gestures, zoom and double tap support.
- Fuel (Utility)
HTTP networking library for Kotlin/Android.
- Result (Utility)
a tiny framework for modelling success/failure of operations in Kotlin.
- Google Material Design (Utility)
library to help with material design guidelines.
- Google Core Libraries for Java 6+ (Utility)
a set of core libraries that includes new collection types (such as multimap and multiset), immutable collections, a graph library, functional types, an in-memory cache, and APIs/utilities for concurrency, I/O, hashing, primitives, reflection, string processing, and much more.
- Koi (Utility)
lightweight Kotlin library for Android Development.
- File Picker (UI Component)
allows to use a native file explorer to pick single or multiple absolute file paths, with extensions filtering support.
- Flutter InAppWebView Plugin (Utility)
adds an inline webview, to use an headless webview, and to open an in-app browser window.
- pdfium (Utility)
binding to use pdfium library from AOSP.
- OkHttp (Utility)
OkHttp is an HTTP+HTTP/2 client for Android and Java applications.
- sqflite (Utility)
SQLite flutter plugin.
- Vocsy Epub Viewer (Utility)
Flutter package of an epub ebook reader that encapsulates the folioreader framework.
- device_info_plus (Utility)
- share_plus (Utility)
- flutter_pdfview (Utility)
a PDF viewer library for Flutter.
- Flutter (Development Framework)
a cross-platform development kit created by Google, based on the Dart programming language.
- Localization (Utility)
Flutter package to simplify in-app translation.
- Flutter Android Lifecycle Plugin (Utility)
Flutter plugin to allow other Flutter plugins to access Android Lifecycle objects in the plugin's binding.
- path_provider (Utility)
a Flutter plugin for finding commonly used locations on the filesystem.
- url_launcher (Utility)
a Flutter plugin for launching a URL.
- Kotlin (Utility)
The Kotlin Programming Language
- Kotlin Android Extensions Runtime (Utility)
allows to obtain the same experience as with some of these libraries, without having to add any extra code or shipping any additional runtime.
- kotlinx.coroutines (Utility)
library support for Kotlin coroutines.
- Kovenant (Utility)
an asynchronous library for Kotlin. With extensions for Android, RxJava, JavaFX and much more.
- OkHttp okio Framework (Utility)
A modern I/O API for Java to make it much easier to access, store, and process your data.
- Apache Commons (Development Framework)
an Apache project focused on all aspects of reusable Java components.
- Webkit Boundary Interfaces (Utility)
Chromium WebView helpers
- EventBus (Utility)
Android optimized event bus that simplifies communication between Activities, Fragments, Threads, Services, etc.
- IntelliJ IDEA (Utility)
- Joda Time (Utility)
provides a quality replacement for the Java date and time classes.
- jsoup (Utility)
a Java library for working with real-world HTML. It provides an API for extracting and manipulating data, using the best of DOM, CSS, and jquery-like methods.
- NanoHTTPD (Utility)
a tiny, easily embeddable HTTP server in Java.
- Readium Kotlin Toolkit (Utility)
a toolkit for ebooks, audiobooks and comics written in Swift & Kotlin.
- Simple Logging Facade for Java (Utility)
abstraction for various logging frameworks (e.g. java.util.logging, logback, log4j) allowing to plug in the desired logging framework at deployment time.
- Spring Framework (Development Framework)
comprehensive programming and configuration model for modern Java-based enterprise applications.
- ZeroTurnaround ZIP Library (Utility)
library to process even large sets of large ZIP archives.
- Retrofit (Utility)
Type-safe HTTP client for Android and Java by Square, Inc.
- Timber (Utility)
logger with a small, extensible API which provides utility on top of Android's normal Log class.