Arianne is an engine to develop multiplayer online games like Stendhal
3D .NET engine for Windows, Linux, Mac
c# lua bind with unity3d project for game development
Free strategy browsergame engine.
Modular Gaming Open Source Persistent Browser Based Game Framework
Library for creating turn-based games with simultaneous moves.
A world editor for HGE game engine written in python and uses OpenGL.
MultiLingual Interactive Fiction
Scriptable frontend for media applications.
Open source network game service
Rock cms, un script php que piensa por si mismo.
NinYawg Adventure
Pear3DEngine is a modern and modular 3D development framework
An extensible development framework for roleplay games.
CLM for Joomla! 1.5 + 2.5
Moteur de jeux de rôles descripifs (RP) en PHP
Cross-platform 2D game engine
Halo Dark Interface es una Interfaz para Halo Custom Edition