Theme Park Builder 3D CAD- an ambitious community project to create a free amusement park construction game. You can build a huge park and then take a first person view and "ride the rides". Key features include user created content and expandability.
Theme Pare Builder 3D, The Game version. As a cooperative effort we are building a gaming version for the theme park enthusiast that wants to build parks and run them. The original source will focus on a more serious tone as a CAD system.
A-Life CAD is a toolkit providing a graphical interface for designing autonomous agents that can be linked against an AI game engine. Though it focuses on creating boid-like behaviours, it can also be used for physical simulation or swarm optimisation.