Features of Goban include:

• A simple, fast, Aqua user interface (Fig 1.)
• Inspectors to view different aspects of the game (Fig 2.)
• Internet go client (Fig 3.)

• GNU Go, a go playing program
• Opens, edits and saves standard SGF files
• Handles efficiently large SGF files, game collections or joseki/fuseki variation trees such as Kogo's Joseki Dictionary
• Supports the Go Modem Protocol and the Go Text Protocol
• Japanese rules
• Automatic Scoring
• Simultaneous games
• Resizable board
• Undo/redo moves
• One color go
• local network play
• ... in a native, real Mac application.