Eclipse Jetty - Web Container & Clients - supports HTTP/2, HTTP
An extensible media player for Android
VisualVM is an All-in-One Java Troubleshooting Tool
Advanced manager and monitor for Apache Tomcat
A Java library for technical analysis
Most popular Mocking framework for unit tests written in Java
Hibernate's core object/relational mapping functionality
Reformats Java source code to comply with Google Java Style
Efficient UDP unicast, UDP multicast, and IPC message transport
A barebones WebSocket client and server implementation
PSLab Android App
A library for communication with a Minecraft client/server
Create, edit and run self-contained source-only Java programs
Gradle/Maven plugin to package Java applications as native Windows
Native Android app for Habitica
Database connection pool written in Java
The original extensible Markdown + Math note app
Automated mass refactoring of source code
Simple Binary Encoding (SBE) - High Performance Message Codec
elevenlabs-api is an open source Java wrapper around the ElevenLabs
Contains various Apache Flink connectors to connect to AWS data
Backend implementation for the Apple/Google exposure notification API
Active development of the Azure SDK for Java
Main repository for GoCD, continuous delivery server
A safe, dynamic tracing tool for the Java platform