Video Games
Quest
Create your own video games in the blink of an eye
Solarus
Create your own Zelda style video games
Wintermute Engine Development Kit
Design your own animated adventure with 2D or 3D characters
Arcade Game Studio
Create retro games with the style of classic arcade games
Game Editor
A Windows environment to develop 2D games
The Games Factory
Create all kinds of 2D game without programming skills
Torque 3D
Everything you need to create and publish your own video game
Delta3D
Graphic engine to develop games that includes examples
Twine
A tool to create non-linear interactive stories
Sandbox Free Game Maker
Design worlds in 3D