Desktop/Android/HTML5/iOS Java game development framework
One framework for creating powerful cross-platform games
Everything you need to build and deploy scalable realtime 3D apps
A dead simple 2D game library for Go
Orx: Portable Game Engine
3D modeler, 3D game maker, 3D demo maker
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Cross platform SDK
ZED OS the clone of Windows XP
2D Game Engine
Cross-platform 2D and 3D game engine
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Egret is a brand new open mobile game and application engine
2D physics engine for games
Science Fiction, heavy assault, disestablishment of power.
Cross-platform 2D game engine