UCI chess engine
Portable UCI- and XBoard-compatible chess engines.
Scripts and tools for building and testing chess engines.
ChessMD is a Qt-based chess game viewer with engine analysis
Chess analysis, training and testing for Windows.
A promising chess program
Blind Chess using Taiwan rules
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
A free Chess program for Windows with a large set of features
A new -better- chess variant , *Fair-Chess* ! (also with handicaps)
NetChess to play between two players over net or internet
Chess game made with excel-vba
A simple tool to allow Chessmaster 10/11 bot customizations
a UCI chess engine
SJCE - free portable cross-platform graphical chess game, 100% Java.
Logical game
Chess for the Blind for the JAWS or NVDA Screen Readers
RelaxChess, chess game that makes no search futher needed for a wow
A JavaScript game library to quickly develop board games for the web
Extensive Java chess database libraries.
Chess Database application
The world's smallest chess playing program just got smaller!
OpenGL chess game