SoapUI is a free and open source cross-platform functional testing
Memory Efficient Serialization Library
Terminal emulator application for Android OS extendible
Barcode scanning library for Java, Android
Apache NetBeans
Postgresql JDBC Driver
Plugin for IntelliJ IDEA that gives special support for Minecraft mods
Adaptable, fast automation for all
Desktop/Android/HTML5/iOS Java game development framework
A full-featured package manager and viewer for Android
Identity and access management for modern applications and services
A reverse engineering suite (decompiler, editor, debugger and more)
Distributed tracing without code changes
A fast and lightweight IDE
Java interface to OpenCV, FFmpeg, and more
Continuous inspection
The next generation Javascript WYSIWYG HTML Editor
Apache Maven core
Orchestration engine to execute asynchronous business logic
signal-cli provides a commandline, dbus and JSON-RPC interface
A powerful text/code editor for Android
A free and open development kit for the Sega Mega Drive
Open-source code analysis platform for C/C++/Java/Binary/Javascript
Build great things at any scale
Metaprogramming library to analyze and transform Java source code