A growing collection of computer games that are freeware, open source or free to play.

Play Go against the computer with great graphics. It keeps track of your record and playing strength and has an on-line manual with history of go, where to buy books and equipment, etc. It includes the Go Tutorial from The Many Faces of Go, so it is a good program to give a beginning go player. It plays competitively from 25 Kyu through 6 Dan, so stronger players will enjoy it as well. It learns from its mistakes, so every game is different.