A complete 3-D game development suite written in Java
An unofficial rules engine for the world's greatest card game
A Minecraft mod designed to improve frame rates
Vulkan renderer mod for Minecraft
Containerized automation engine for programmable CI/CD workflows
Magic Another Game Engine
Fully async, multithreaded, predictive, open source, 3.01 reach
Agent-ready RPA suite with visual workflow automation tools engine
Skript is a Bukkit plugin which allows server admins
Java/JavaFX/Kotlin Game Library (Engine)
Statistical machine intelligence and learning engine
Conductor is an event driven agentic workflow engine for AI agents
Apache Lucene open-source search software
Extremely fast enterprise server framework, can be used in RPC
Stream Processing and Complex Event Processing Engine
Cooperative multiplayer graphical RPG and adventure game
Stream processing framework with powerful stream
Arianne is an engine to develop multiplayer online games like Stendhal
Distributed pub-sub messaging system
SonarSource Static Analyzer for Java Code Quality and Security
Hardware-accelerated video transcoding using Android MediaCodec APIs
Europa Universalis 4 save game editor
A powerful, cross platform, SQL database system
A simple cross-platform game engine for creating old-school 2D games