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.
Zoomable user interface (ZUI) with file manager, file viewers and more
Chess application whichs allows working with chess PDF books and PGNs.
Divine generator of riddles for arrangement.
Chess training program playing gambits
Chess Stats is a slightly different way to analyze your chess games.
Dice endgames — generation of endgames with dices.
Java Schach Turnierverwaltung / Java Chess Tournament Management
Batch tools for creating Polyglot books and PGN-based statistics.
A promising chess program
javascript chess games viewer for websites, blogs and live broadcasts
Blind Chess using Taiwan rules
Chess engine written in Pascal with an UCI interface.
Tool for chess teachers to create PDF files with chess diagrams in it
Chess program for windows and linux