phpChess Server

If you are looking after a chess club or want to offer a community to play chess on your site simply install this LGNU license script and you are ready to play and administer your virtual club. Features include Chess playing (corespondence and realtime), chat, open challanges, drag and drop board, membership fee processing, Activities management, and much more. Don't let the website fool you - the product is completly free to download and run!