Snowie
GNU Backgammon v.0.16
GNU Backgammon is a world class opponent and rates at around 2000 on FIBS, the First Internet Backgammon Server - at its best, it is in the top 5 of over 6000 rated players there).
EXtreme Gammon v.2 1
eXtreme Gammon is a world class backgammon opponent using Neural Network technology to deliver extremely fast and accurate evaluations. Benefits: - Play You can pitch yourself against eXtreme Gammon, in match or money sessions.