yum install pychess
Debian / Ubuntu
apt-get install pychess
pacman -S pychess
You can download a tarball from our downloads list. Once unpacked, you can run it directly or install it on you system, by following the README file.
OSX & Windows
While there has been progress on porting PyChess to Windows, there are not currently any stable releases.
The main issue is the way PyChess communicates with engines, which is built tightly around the unix process model. If feel like helping out, you are heartly welcommed to check You & PyChess, and specifically contact Leonardo Gregianin.