Pear3DEngine is a modern and modular 3D development framework
An Open Source RPG - a tabletop game
A libgdx pinball game.
C-Lesh is a game programming language for 2D games.
DotA Statistics
Phobos editor is a generic resource editing system.
An extensible development framework for roleplay games.
Fast Minecraft Classic Server
Create HTML/javascript live-band Karaoke experiences
Open Source Virtual World and MMOG Development Platform
KillingSoftly is a game developed using SDL (Simple Direct Media Layer
Interstellar Adventure Ascedancy StarCon StarControl Orion
DiaT is a Textadventure
A UnitEditor that can be modified to match exactly the requirements...
A MMORPG Engine, written in PhP and SQL
A GUI Level Editor for the Enigma Game
Explore with geometric curves. Create images of spirograph curves,
Complete ROV Control Suite
cross-platform 2d game engine
Man in the maze