webchess
There are 3 repositories under webchess topic.
Thorium/webchess
WebChess. Original: http://sourceforge.net/projects/webchess/
KylerCondran/4PlayerChess
Enjoy a game of chess with 4 players! This is a web-based chess game that allows you to play with friends. The game is designed to be played in a web browser and is compatible with most modern browsers. Currently the game is in beta and is being actively developed. The game is open source and contributions are welcome!
halojoy/PHP7-Webchess
Webchess for PHP 7 is a rewrite of https://github.com/Thorium/webchess