RTSish Game Engine
Svelto ECS C# Entity Component System
Full featured MUD server with all the trimmings.
Game engine for playing tomb raider 1 - 5 levels.
First-person game engine
"Abysmal Depths" is a simple C++-based text adventure game engine.
Java game engine for shoot 'em ups, using Java2D.
Framework for a graphical point and click adventure game in Java
Demonstrating the features of jMonkeyEngine 3.