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
Prebuilt UCI- and XBoard-compatible chess engines.
Portable UCI- and XBoard-compatible chess engines.
Chess analysis, training and testing for Windows.
Zoomable user interface (ZUI) with file manager, file viewers and more
Chess application whichs allows working with chess PDF books and PGNs.
Scripts and tools for building and testing chess engines.
A GNU/Linux operating system accessible for visually impaired.
javascript chess games viewer for websites, blogs and live broadcasts
A free Chess program for Windows with a large set of features
ChessMD is a Qt-based chess game viewer with engine analysis
Elo Calculator - strictly implemented FIDE Rating Regulations
Blind Chess using Taiwan rules
Batch tools for creating Polyglot books and PGN-based statistics.