Colossus Chess X

Colossus Chess X is the first 16-bit adaptation of the chess games series by Martin P. Bryant.

This fully fledged program understands all the rules of chess including, underpromotion, the fifty move rule and draws by repetition, it can achieve the king-bishop-knight mate. The new features are a modifiable opening book of 11000 moves, the program also learns new lines of play from playing experience. You can also play against the clock, try a blindfold mode or use the program to solve mating problems.

Apart from the standard 2D board there’s a 3D one, which can be freely rotated. Four graphical chess piece sets available, music & speech, demonstration mode.