Free and Open Source, Distributed, RESTful Search Engine

All Algorithms implemented in Java

Termux - a terminal emulator application for Android OS extendible by variety of packages.

Google core libraries for Java

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

A libre lightweight streaming front-end for Android.

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

Netty project - an event-driven asynchronous network application framework

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Telegram for Android source

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

Jenkins automation server

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

A tool for reverse engineering Android apk files

RxJava bindings for Android

An Android library for managing images and the memory they use.

The official home of the Presto distributed SQL query engine for big data

A standalone Java Decompiler GUI

Cute view animation collection.

The Most Powerful Swipe Layout!

Realm is a mobile database: a replacement for SQLite & ORMs

The Clojure programming language

Open source transactional distributed database. Linear scalability and proven fault-tolerance on commodity hardware or cloud infrastructure without compromising performance.

Android开源弹幕引擎·烈焰弹幕使 ～

Apache Tomcat

Alluxio, data orchestration for analytics and machine learning in the cloud

smali/baksmali

⚠️ Processing moved to processing/processing4 ⚠️

Android Asynchronous Networking and Image Loading

Java implementation of JSON Web Token (JWT)