Android developer portal with tools, libraries, and apps

This lib provides simple and fluent API for creating Android Spannable.

Graphics related utils for the Android platform.

Currently there are libretro implementations for systems such as SNES, NES, GBA, GB/GBC, Genesis, and even arcade games (Final Burn Alpha).

Dolphin is an emulator for running GameCube, Triforce and Wii games on Windows/Linux/OS X systems and recent Android devices.

LeafPic is an ad-free, open-source and material-designed android gallery alternative.

Global Mobile Map Viewing & Navigation for Offline and Online OSM Maps.

Kripton is a java library, for Android and Java platform, that provides a simple and uniform way to manage persistence of Java classes in different flavours through annotations and interface. Supported persistence methods are:

• SQLite database
• Shared preference
• REST service, throws Retrofit library integration
• on file system in JSON/XML/CBOR/(Java)YAML/smile data format

To get max performance and avoid boilerplate-code, Kripton use annotation processor. With the power of annotation processor is possible to create code to persist a java class, simply with an annotation. There are many other libraries that do this, but Kripton allows to persists java object in different ways with an unique set of annotation and mechanisms.

Autobahn|Android is a subproject of the Autobahn project and provides an open-source implementation of WebSocket Protocol and Web Application Messaging Protocol (WAMP).

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.

Syncthing replaces proprietary sync and cloud services with something open, trustworthy and decentralized. Your data is your data alone and you deserve to choose where it is stored, if it is shared with some third party and how it's transmitted over the Internet.

A specification framework for Kotlin.

An OpenStreetMap Editor for Android.

A tool for mocking HTTP services.

Features:

• HTTP response stubbing, matchable on URL, header and body content patterns
• Request verification
• Runs in unit tests, as a standalone process or as a WAR app
• Configurable via a fluent Java API, JSON files and JSON over HTTP
• Record/playback of stubs
• Fault injection
• Per-request conditional proxying
• Browser proxying for request inspection and replacement
• Stateful behaviour simulation
• Configurable response delays

Cucumber is a tool for running automated acceptance tests written in a behavior-driven development (BDD) style.

An anti-bikeshedding Kotlin linter with built-in formatter.

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.

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.

Open source computer vision and machine learning software library. OpenCV was built to provide a common infrastructure for computer vision applications and to accelerate the use of machine perception in the commercial products.

Error Handle Of Rxjava.

c:geo is a simple yet powerful unofficial geocaching client for Android devices. In contrast to other similar applications, c:geo doesn't require a web browser nor file exports. You can just go geocaching with your phone and without any home preparation or worries.

Permiso is an Android library that makes requesting runtime permissions a whole lot easier.

Statically typed programming language targeting the JVM and JavaScript.

100% interoperable with Java™

An application level media player for Android. It provides an alternative to Android’s MediaPlayer API for playing audio and video both locally and over the internet.

This repository contains a detailed sample app that implements MVP architecture using Dagger2, GreenDao, RxJava2, FastAndroidNetworking and PlaceholderView.

Qiscus SDK is a lightweight and powerful android chat library. Qiscus SDK will allow you to easily integrating Qiscus engine with your apps to make cool chatting application.

Gradle can automate the building, testing, publishing, deployment and more of software packages or other types of projects such as generated static websites, generated documentation or indeed anything else.

Robolectric is a unit test framework that de-fangs the Android SDK jar so you can test-drive the development of your Android app. Tests run inside the JVM on your workstation in seconds.

Godot is a fully featured game engine. It focuses on having great tools, and a visual oriented workflow that can export to PC, Mobile and Web platforms with no hassle. The editor, language and APIs are feature rich, yet simple to learn, allowing you to become productive in a matter of hours.

Software project management and comprehension tool. Based on the concept of a project object model (POM), Maven can manage a project's build, reporting and documentation from a central piece of information.

This is the real android video player view with fullscreen function.