Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

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

A browser automation framework and ecosystem.

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

The automation tower defense RTS

Jenkins automation server

A tool for reverse engineering Android apk files

LSPosed Framework

JDK main-line development https://openjdk.org/projects/jdk

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

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

IntelliJ IDEA & IntelliJ Platform

Modular and customizable Material Design UI components for Android

A simple app to use Xposed without root, unlock the bootloader or modify system image, etc.

A Java 8+ Jar & Android APK Reverse Engineering Suite (Decompiler, Editor, Debugger & More)

A standalone Java Decompiler GUI

The ZAP by Checkmarx Core project

Arduino IDE 1.x

Style and Grammar Checker for 25+ Languages

27天成为Java大神

Tools to work with android .dex and java .class files

Free implementation of Play Services

🔎 Open source distributed and RESTful search engine.

No clever tagline needed.

A free, secure and open source app for Android to manage your 2-step verification tokens.