Android developer portal with tools, libraries, and apps

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React Native enables you to build world-class application experiences on native platforms using a consistent developer experience based on JavaScript and React. The focus of React Native is on developer efficiency across all the platforms you care about - learn once, write anywhere. Facebook uses React Native in multiple production apps and will continue investing in React Native.

Dec 3, 2015

Open-source software for volunteer computing and grid computing.

Jul 13, 2016

Automatic generation of the Builder pattern.

Sep 17, 2015

Lottie is a mobile library for Android and iOS that parses Adobe After Effects animations exported as json with Bodymovin and renders them natively on mobile!

For the first time, designers can create and ship beautiful animations without an engineer painstakingly recreating it by hand.

Aug 29, 2017

DroidBot is a lightweight test input generator for Android.

It can send random or scripted input events to an Android app, achieve higher test coverage more quickly, and generate a UI transition graph (UTG) after testing.

Aug 13, 2017

Another NumberPicker view with flexible configuration.

Jul 2, 2016

A floating view helper lib to let you create floating view above other views!

  • Floating view can follow specified view
  • Scalable view supported
  • Fullscreen supported
Apr 13, 2018

This little Project written by Kotlin used Retrofit and Rxjava and so on. Pull data from Readhub which is a news aggregator website in China.

Sep 7, 2017

Being the most intelligent IDE for Java IntelliJ IDEA provides out-of-the-box Android support that includes intelligent coding assistance, for professional development of Android applications.

Jul 5, 2014

ShowcaseView is a simple-use library for Android to display new feature or whatever to the users.

The main advantage of ShowcaseView library is that you don't need to manage or follow view visibility in your codes. Because, when you call the ShowcaseManager to display showcase, ShowcaseManager will start new Activity and in this way, you have not to write extra code to dismiss showcase.

Jan 8, 2019

A wrapper around WifiManager and ConnectivityManager for Android.

Jul 26, 2017

Android library for pin edit text.

Jul 22, 2018

A library for simple implementation of smart ranking. The user will see a dialog every x time. If the user gives a high score, he will be transferred to the Google store. If he gives a low score, he will only receive a thank you toast message.

Mar 17, 2019

Toastie is a simple and custom toast library. You can either use simplest and pre-set toasts or you can customize everything that you want!

May 20, 2019

Moxy is Android library based on MVP pattern.

Jun 6, 2016

A simple Android navigator.

Nov 30, 2017

Statically typed programming language targeting the JVM and JavaScript.

100% interoperable with Java™

Jan 27, 2015

Jsonsurfer is dedicated in processing big and complicated json data with three major features.

Mar 31, 2017

A library used to make good looking curved SeekBar.

Aug 13, 2017

Edittext library which can easily achieve a lot of functionalities though directly implemented some lines of code in XML and on Java side.

Following are the functions that EditTextPicker provides:

  • Empty checking
  • Masking Edittext
  • Pattern checking
  • Range checking
May 19, 2019

A library for adding icons in your projects.

Sep 1, 2018

A lightweight Youtube frontend for Android.

Dec 27, 2015

RxJava is a Java VM implementation of Reactive Extensions: a library for composing asynchronous and event-based programs by using observable sequences.

It extends the observer pattern to support sequences of data/events and adds operators that allow you to compose sequences together declaratively while abstracting away concerns about things like low-level threading, synchronization, thread-safety and concurrent data structures.

Jul 5, 2014

A fancy step wizard.

May 19, 2019

Highly customizable Android library written in Kotlin that uses AndroidX and extends RecyclerView to include extra features, such as support for gestures like swipe and drag & drop.

Oct 29, 2018

JavaCPP provides efficient access to native C++ inside Java, not unlike the way some C/C++ compilers interact with assembly language. No need to invent new languages such as with SWIG, SIP, C++/CLI, Cython, or RPython as required by cppyy. Instead, it exploits the syntactic and semantic similarities between Java and C++. Under the hood, it uses JNI, so it works with all implementations of Java SE, in addition to Android, Avian, and RoboVM (instructions).

Feb 7, 2015

This is an Android library to parse a RSS Feed. You can retrieve the following information about an article:

  • Title
  • Author
  • Description
  • Content
  • Main Image
  • Link
  • Publication Date
  • Categories
Jan 6, 2018

A simple Android form validation.

Dec 13, 2017

ReDex is an Android bytecode (dex) optimizer originally developed at Facebook. It provides a framework for reading, writing, and analyzing .dex files, and a set of optimization passes that use this framework to improve the bytecode. An APK optimized by ReDex should be smaller and faster than its source.

Apr 13, 2016

Library for working with real-world HTML. It provides a very convenient API for extracting and manipulating data, using the best of DOM, CSS, and jquery-like methods.

Jul 5, 2014