RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

An image loading and caching library for Android focused on smooth scrolling

A Java serialization/deserialization library to convert Java Objects into JSON and back

This project is deprecated and stale. The latest ExoPlayer code is available in https://github.com/androidx/media

RxJava bindings for Android

Implementation of ImageView for Android that supports zooming, by various touch gestures.

Modular and customizable Material Design UI components for Android

Most popular Mocking framework for unit tests written in Java

A Camera component for React Native. Also supports barcode scanning!

Custom fonts in Android the easy way...

A programmer-oriented testing framework for Java — ⚠️ maintenance mode

Image Cropping Library for Android, optimized for Camera / Gallery.

A splash screen for react-native, hide when application loaded ,it works on iOS and Android.

Bring some 12 factor love to your mobile apps!

An page indicator for Android ViewPager

Bundletool is a command-line tool to manipulate Android App Bundles

A library to reproduce the behavior of the Bottom Navigation guidelines from Material Design.

A collection of quickstart samples demonstrating the Google APIs for Android and iOS

a react native charts wrapper (support android & iOS)

Easy check permission library for Android Marshmallow

Geolocation APIs for React Native

Migrated:

Android Snackbar from the Top (similar to Crouton)

TedBottomPicker is simple image picker using bottom sheet

A version checker for react-native applications

A Java library for the Dropbox Core API.

Scalable Layout For Android

🗺️naver map for react-native

True Cross-platform ActionSheet for Android and iOS