Godot is a powerful cross-platform game engine
Desktop/Android/HTML5/iOS Java game development framework
A simple and easy-to-use library to enjoy videogames programming
One framework for creating powerful cross-platform games
Open source HTML5 game framework that offers WebGL and Canvas
The game engine for everyone
Gideros Release version
INSTEAD - Simple Text Adventure Interpreter.
Orx: Portable Game Engine
Game engine supporting many 3D/2D formats and graphic effects
Examples of procedural geometry for Unity3D C#
Cinema Enters Game Console
Sdk library for creating 2048 game in c#.
2D Game Engine
Cross-platform 2D and 3D game engine
Reactive extensions for Unity
Portable game engine with main focus on point-and-click adventures
Build Cross-platform Applications
An environment to develop games based on a rectangular board
Asphyre is a cross-platform framework for Delphi and FreePascal.
3D .NET engine for Windows, Linux, Mac
Cross platform 2D/3D game engine written in C++11 & OpenGL ES 2/3
Cross platform Game Creation Software
Educational framework for OpenGLES, OpenCL and OpenAL