A fast and reliable entity component system (ECS) and much more
Native Android app for Habitica
the java game and entertainment runtime
Arianne is an engine to develop multiplayer online games like Stendhal
VR Adrix Java Works - Paged Lists - Action-Entity Model ...
A Rust framework for building Minecraft servers
Mixin is a trait/mixin and bytecode weaving framework for Java
A complete framework for Godot to create beautiful and complex AI
A continuation of the popular Artemis ECS framework
Build Cross-platform Applications
An IRC bot project case study.