Free and Open Source, Distributed, RESTful Search Engine

Ghidra is a software reverse engineering (SRE) framework

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

Open Source Identity and Access Management For Modern Applications and Services

The automation tower defense RTS

OpenAPI Generator allows generation of API client libraries (SDK generation), server stubs, documentation and configuration automatically given an OpenAPI Spec (v2, v3)

Jenkins automation server

Desktop/Android/HTML5/iOS Java game development 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

A fast dependency injector for Android and Java.

Flyway by Redgate • Database Migrations Made Easy.

Catch common Java mistakes as compile-time errors

A bridge/proxy allowing you to connect to Minecraft: Java Edition servers with Minecraft: Bedrock Edition.

Picocli is a modern framework for building powerful, user-friendly, GraalVM-enabled command line apps with ease. It supports colors, autocompletion, subcommands, and more. In 1 source file so apps …

An Engine-Agnostic Deep Learning Framework in Java

OpenGrok is a fast and usable source code search and cross reference engine, written in Java

Application for Mind Mapping, Knowledge Management, Project Management. Develop, organize and communicate your ideas and knowledge in the most effective way.

SpotBugs is FindBugs' successor. A tool for static analysis to look for bugs in Java code.

Brigadier is a command parser & dispatcher, designed and developed for Minecraft: Java Edition.

A Java API to read, write and create MP4 files

Firebase Android SDK

A set of Minecraft mods that provide a real time web-based map system for various Minecraft server implementations.

Join any Minecraft Bedrock Edition server IP on Xbox One, Nintendo Switch, and PS4/PS5

Minecraft Forge Hybrid server implementing the Spigot/Bukkit API, formerly known as Thermos/Cauldron/MCPC+

A set of utilities designed for incremental building, merging and optimization of data transformations.

JCodec main repo

A Minecraft plugin API

Java API for GeoIP2 webservice client and database reader

Free Knowledge Management System