A cross-platform chess game.
Free database of copyright-free Chess books
Chess pairing program for run through and round robin tournaments
A JavaScript game library to quickly develop board games for the web
Chess tournament organisation tool with swiss pairing system for free.
Next generation web chess club
manage chess game data in joomla
simple chess app
A cloud-based chess application
Asp.Net MVC Chess Game
Chat Messenger - Open Source Social Network - Online Chess Game
Tournaments and Ratings Stack