gnugo
Play Go on the command-line. tldr-pages
On several platforms
Several platforms
Start an interactive Go game
gnugoIdentify[Interactive] Place a stone at row 5 and column J once in game
J5IdentifyStart a game with 5 handicap stones with opponent of level 5
gnugo --handicap 5 --level 5IdentifyResume a game from a specific file at move 123
gnugo --infile path/to/game.sgf --until 123IdentifyGive a rough score estimate of a position
gnugo --score estimate --infile path/to/game.sgfIdentify