UCI chess engine
A generic, simple and fast implementation of Deepmind's AlphaZero
Batch tools for creating Polyglot books and PGN-based statistics.
GUI of chess
Chess Database and Toolkit program
Chess Database and PGN viewer
Chess analysis, training and testing for Windows.
Portable UCI- and XBoard-compatible chess engines.
ChessMD is a Qt-based chess game viewer with engine analysis
A free Chess program for Windows with a large set of features
Zoomable user interface (ZUI) with file manager, file viewers and more
Chess application whichs allows working with chess PDF books and PGNs.
Chess engine written in Pascal with an UCI interface.
A GNU/Linux operating system accessible for visually impaired.
A promising chess program
Divine generator of riddles for arrangement.
javascript chess games viewer for websites, blogs and live broadcasts
Blind Chess using Taiwan rules
Chess program for windows and linux
Java Schach Turnierverwaltung / Java Chess Tournament Management
A new -better- chess variant , *Fair-Chess* ! (also with handicaps)