. . "3.8" . . . . . "GNU Go is a free software program by the Free Software Foundation that plays Go. Its source code is quite portable, and can be easily compiled for Linux, as well as other Unix-like systems, Microsoft Windows and Mac OS X; ports exist for other platforms.The program plays Go against the user, at about 5 to 7 kyu strength on the 9x9 board. Multiple board sizes are supported, from 5\u00D75 to 19\u00D719."@en . . "GNU Go"@en . .