Gideros Release version
Self-hosted CMS platform based on the Laravel PHP Framework
Arianne is an engine to develop multiplayer online games like Stendhal
A free 3D game engine to create games and realtimes scenes for Windows
Build Cross-platform Applications
Asphyre is a cross-platform framework for Delphi and FreePascal.
3D Game engine
Modular Gaming Open Source Persistent Browser Based Game Framework
C-Lesh is a game programming language for 2D games.
Powerful html5 & javascript library for creating applications & games.
Formerly CraveJs, it's for creating JavaScript applications and games.
Create your own online real-time browser-based MMO in your website