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