GNU Backgammon (gnubg) plays and analyzes backgammon games and matches. It is able to play and analyze both money games and tournament matches, evaluate and roll out positions, and more. Driven by a command-line interface, it displays an ASCII rendering of a board on text-only terminals, but also allows the user to play games and manipulate positions with a graphical GTK+ interface. GNU Backgammon is extensible via Python. GNU Backgammon is a world class opponent and rates at around 2200 on FIBS, the First Internet Backgammon Server - at its best, it is in the top 5 of over 6000 rated players there). GNU Backgammon can be played on numerous other on-line backgammon servers.
WWW: http://gnubg.org/