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This chessprogram changes its strength to give the best match against you. Eventually it learns to beat you specifically through learning alogirthms. Features included transposition tables and a elementary 3-piece endgame tablebase.
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Java Program of a machine which plays chess: it recognizes the chessboard, the position, the move of the opponent, and asks an external Chess Engine to reply to the opponent move. it is connected to a real robot which has an arm to manipulate the pieces.
Faile is a free chessprogram which plays a fairly strong game of chess (Expert strength or better). One of the main goals of Faile is to provide a full featured chessprogram with source code which is tidy, well documented, and easy to understand.