The game features 15 numbered balls, and a dotted cue ball. Lines marked the boundaries of the table which balls would bounce against. The game featured no visual cue stick. When breaking the balls the speed of the balls would vary as the computer strained to keep up with the simulation.
Chaos is a chess program written in FORTRAN. The name is an acronym for "Chess Heuristics And Other Stuff". The program participated in 12 North American Computer Chess Championships and four World Computer Chess Championships.