- JavaX Annotation API (Utility)
common annotations for the JavaTM Platform API.
- 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.
- Autofill (Utility)
improve autofill accuracy via extending hints.
- 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.
- 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.
- 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.
- Exifinterface (Utility)
a library to read and write image file EXIF tags.
- 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.
- 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.
- 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.
- 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.
- AndroidX Widget ViewPager2 (UI Component)
replaces AndroidX ViewPager, addressing most of its predecessor’s pain-points, including right-to-left layout support, vertical orientation, modifiable Fragment collections, etc.
- Bolts Framework (Development Framework)
collection of low-level libraries designed to make developing mobile apps easier. Bolts was designed by Parse and Facebook for their own internal use, and then made open source.
- Glide (Utility)
An image loading and caching library for Android focused on smooth scrolling
- FastImage (UI Component)
performant React Native image component.
- Fresco (Utility)
library for managing images and the memory they use.
- Hermes JS Engine (Utility)
a JavaScript engine optimized for fast start up of React Native apps on Android.
- Infer (Utility)
a static analyzer for Java, C, C++, and Objective-C.
- React Native (Development Framework)
framework for building native apps with React.
- SoLoader (Utility)
native code loader for Android.
- 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.
- Vector Icons (UI Component)
Customizable Icons for React Native with support for NavBar/TabBar/ToolbarAndroid, image source and full styling.
- React Native Async Storage (Utility)
- Picker (UI Component)
- OkHttp (Utility)
OkHttp is an HTTP+HTTP/2 client for Android and Java applications.
- react-native-screens (Utility)
native navigation primitives for your React Native app.
- react-native-safe-area-context (Utility)
library to handle safe area insets.
- JavaX Dependency Injection (Utility)
specifies a means for obtaining objects in such a way as to maximize reusability, testability and maintainability compared to traditional approaches such as constructors, factories, and service locators (e.g., JNDI). This process, known as dependency injection, is beneficial to most nontrivial applications.
- Kotlin (Utility)
The Kotlin Programming Language
- OkHttp okio Framework (Utility)
A modern I/O API for Java to make it much easier to access, store, and process your data.
- IntelliJ IDEA (Utility)
Anti-Features: 
