Fritz is a German chess program developed by Morsch and Feist. The latest version, of the consumer product, is Fritz 8. In 2002, a version of Fritz specifically designed for multi-processing, Deep Fritz, drew the Brains in Bahrain match against Vladimir Kramnik 4 - 4. In November 2003, X3D Fritz, a version of the program with a 3D interface, drew a four-game match against Garry Kasparov.
See also: ChessBase