UCI chess engine
GUI of chess
Chess Database and Toolkit program
Chess Database and PGN viewer
Chess application whichs allows working with chess PDF books and PGNs.
A GNU/Linux operating system accessible for visually impaired.
Zoomable user interface (ZUI) with file manager, file viewers and more
Blind Chess using Taiwan rules
ChessMD is a Qt-based chess game viewer with engine analysis
javascript chess games viewer for websites, blogs and live broadcasts
Edit diagram.sty LaTeX diagrams
Chess program
Elo Calculator - strictly implemented FIDE Rating Regulations
A promising chess program
simple chess game written in C
VR Adrix Java Works - Paged Lists - Action-Entity Model ...
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
NetChess to play between two players over net or internet
Java Schach Turnierverwaltung / Java Chess Tournament Management