UCI chess engine
A generic, simple and fast implementation of Deepmind's AlphaZero
GUI of chess
Chess Database and PGN viewer
Chess Database and Toolkit program
A GNU/Linux operating system accessible for visually impaired.
A promising chess program
Chess application whichs allows working with chess PDF books and PGNs.
Zoomable user interface (ZUI) with file manager, file viewers and more
Bu chess An easy way to play and train chess on your PC
Chess training program playing gambits
ChessMD is a Qt-based chess game viewer with engine analysis
Batch tools for creating Polyglot books and PGN-based statistics.
Tool for chess teachers to create PDF files with chess diagrams in it
simple chess game written in C
Blind Chess using Taiwan rules
Divine generator of riddles for arrangement.
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
Dice endgames — generation of endgames with dices.
Java Schach Turnierverwaltung / Java Chess Tournament Management
javascript chess games viewer for websites, blogs and live broadcasts