Nemesis is an English draughts program by Murray Cash.
Today Nemesis is no longer commercially available; development stopped years ago.
Nemesis was the strongest program in 2002, when it won the British computer championship against Wyllie, a 16-game match ending +5 =11 in favor of Nemesis and the Computer Checkers World Championship played out in Las Vegas.
The World Championship was a tournament featuring Nemesis, Cake and KingsRow.
The final scores were: Nemesis used its own 8-piece endgame tablebase.