PyChess is available in a number of different formats. You can get it from source, from the package list below (the recommended method these days, as most distributions are slow to update their pychess packages), or from your distribution's repository.
PyChess is a GTK chess client developed primarily for GNOME but compatible with various Linux desktop environments. The entire PyChess codebase, from the user interface to the chess engine, is written in Python and released under the GNU Public License.
PyChess also incorporates a built-in chess engine, which in contrast to most other chess AIs is written in the Python language and focuses more on fun of play than raw strength.
PyChess is a chess client for playing and analyzing chess games. It is intended to be usable both for those totally new to chess as well as advanced users who want to use a computer to further enhance their play.
PyChess is a polished, fully open-source chess client designed to run on Windows and Linux. It offers more than just a chessboard — PyChess supports both offline play against a variety of chess engines and online games via FICS/ICC, plus a wide spectrum of chess variants.
PyChess — Ultimate Free & Open Source Chess Client for Windows & Linux
About pychess Pychess is a free, open-source chess server designed to play several chess variants.
PyChess is 100% python code, from the top of the UI to the bottom of the chess engine, and all code is licensed under the GNU Public License. The goal of PyChess is to provide an advanced chess client for linux following the GNOME Human Interface Guidelines.