Design patterns implemented in Java

All Algorithms implemented in Java

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

Open source alternative to Auth0 / Firebase Auth / AWS Cognito

Checkstyle is a development tool to help programmers write Java code that adheres to a coding standard. By default it supports the Google Java Style Guide and Sun Code Conventions, but is highly co…

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

A digital logic designer and circuit simulator.

FlatLaf - Swing Look and Feel (with Darcula/IntelliJ themes support)

XMage - Magic Another Game Engine

Scouter is an open source APM (Application Performance Management) tool.

Gameboy emulator in Java and Kotlin.

A Free and Open Source Java Framework for Multiobjective Optimization

Drop-in replacement for JVM maps when you need to optimize memory or work with large datasets