PyChess is a gnomebased chessclient written in python. Licensed under the free GPL license

The goal of PyChess, is to provide a fully featured, nice looking, easy to use chess client for the gnome-desktop.

The client should be usable both to those totally new to chess, those who want to take a game here and there, and those who wants to use the computer to further enhance their play.

Features
• CECP and UCI Engine support
• Free online play on the FICS chess servers
• Read and writes the PGN, EPD and FEN chess file formats
• Built in python based engine
• Undo and pause functions.
• Board and piece animation
• Drag and drop
• Tabbed interface
• Hints and spyarrows
• Openingbook sidepanel using sqlite
• Scoreplot sidepanel
• "Enter game" in pgn dialog
• Internationalized or figure pieces in notation
• Optional sounds
• Legal move highlighting
• A nice and accessible look

License: free

Additional System Requirements: pygtk pygobject pycairo pysqlite gst-python gnome-python-desktop gnome-icon-theme