Arena is a free Graphical User Interface (GUI) for chess. Arena assists you in analyzing and playing games as well as in testing chess engines. It runs on Windows XP or higher or on Linux with Wine 1.0 or higher. Arena is compatible to Winboard protocol I, II and UCI protocol I, II. Furthermore, compatible to Chess960, DGT electronic chess board & DGT clock XP, Novag Citrine, Autoplayer, ICS (chess servers) and more.
The program is compatible with about 250 chess engines (the download includes SOS 5.1, AnMon 5.75, Hermann 2.6, Ruffian 1.05, Rybka 2.2 free, Spike 1.2 and several others), as well as Winboard and UCI protocols for online gaming. Other features include detailed technical information about each move (for really advanced users), support for Gaviota tablebases, print support, PNG export, customizable board colors, tournament mode and much more
Added Tuesday 26 July, 2011.