1)   Chess Mafia 1.0
Amazing new pc chess game! Easy to use and provides realistic visualizations with multiplayer options! A cool soundtrack plus game hints guarantee hours of fun!

 2)   Little Chess 1.5
Little Chess is a simple free chess program.

 3)   pChess - Free Chess Game 2.0
PChess is a free chess game which operates in 3D and has excellent artificial intelligence making for an exciting single or multiplayer experience. PChess was created to be an innovative and free chess game.