Gideros Release version
Orx: Portable Game Engine
Game engine supporting many 3D/2D formats and graphic effects
INSTEAD - Simple Text Adventure Interpreter.
Arianne is an engine to develop multiplayer online games like Stendhal
Java Settlers
8-bit Graphical API for Java
Source code of the chapters of the book 3D Game Development with LWJGL
Portable game engine with main focus on point-and-click adventures
X3D Prototypes for the SMUOS Component
Build Cross-platform Applications
An environment to develop games based on a rectangular board
C/C++ , PHP, PYTHON, 3D ENGINES, CHROME NATIVE CLIENT
Asphyre is a cross-platform framework for Delphi and FreePascal.
3D .NET engine for Windows, Linux, Mac
An advanced flexible game engine for Java.
Um pequeno framework didático de games em Java
Java decentralized cross-platform network multiplayer game engine
c# lua bind with unity3d project for game development
Built to be ease of use, with no programming knowledge, Multi-platform
Free strategy browsergame engine.
Cross platform Game Creation Software