UCI chess engine
A generic, simple and fast implementation of Deepmind's AlphaZero
Chess Database and PGN viewer
Zoomable user interface (ZUI) with file manager, file viewers and more
javascript chess games viewer for websites, blogs and live broadcasts
Chess training program playing gambits
A promising chess program
Chess Database Application
Sunsetter, a chess, crazyhouse, and bughouse playing program
A Chinese chess game including an adaptive computer opponent.
Next generation web chess club
Compact/ Chess Interchange Format
A powerful chess engine written in C++
A simple and free chess clock software.
Chat Messenger - Open Source Social Network - Online Chess Game