UCI chess engine
A generic, simple and fast implementation of Deepmind's AlphaZero
GUI of chess
Chess Database and Toolkit program
Chess Database and PGN viewer
Portable UCI- and XBoard-compatible chess engines.
ChessMD is a Qt-based chess game viewer with engine analysis
A GNU/Linux operating system accessible for visually impaired.
Chess application whichs allows working with chess PDF books and PGNs.
Chess engine written in Pascal with an UCI interface.
Zoomable user interface (ZUI) with file manager, file viewers and more
A promising chess program
A cross-platform chess game.
Divine generator of riddles for arrangement.
Chess training program playing gambits
Chess Stats is a slightly different way to analyze your chess games.
Tool for chess teachers to create PDF files with chess diagrams in it
Dice endgames — generation of endgames with dices.
javascript chess games viewer for websites, blogs and live broadcasts
Chess program for windows and linux
Blind Chess using Taiwan rules