3D Game engine
A basic 3D environment with a first-person POV
Small OpenGL based game enegine
multi-kinect system
Modular Gaming Open Source Persistent Browser Based Game Framework
C++ Framework for slot machine games
A mobile tower 3D tower defense/defend the flag game
A world editor for HGE game engine written in python and uses OpenGL.
TR Game Engine allows you to develop your game quickly and easily.
This pack add's custom object and rides into your "RCT3 Platinum" game
A cross-platform game framework based on OpenGL and GObject.
A game development kit for Sifteo Cubes.
A retro style video game engine for RPGs and adventure games.
2D Game Engine, based on OpenGL and focused on Isometric Games
3D game engine for C and C++
GameWizzard is a Sprite editor.
A graphics engine + toolkit.
Create your own animated characters for games with ease!
Game development toolkit
Vague, unoriginal, obscure, and unknown!
Lightweight C++ combinatorial-game development framework.