UCI chess engine
Chess Database and PGN viewer
Free, large chess game collection in a database for Scid
A GNU/Linux operating system accessible for visually impaired.
Scripts and tools for Windows.
Java Schach Turnierverwaltung / Java Chess Tournament Management
A promising chess program
A free and open source sudoku game for addicts to newbies
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
VR Adrix Java Works - Paged Lists - Action-Entity Model ...
This is a chess program to help you to organize any chess tournaments
SJCE - free portable cross-platform graphical chess game, 100% Java.
The forever free, ad-free and open source chess server
Sudokuki is a free graphical SUDOKU game
py 2048, a well know 2048 clone board game
An online multiplayer turn based strategy game and board game engine.
free open-source chess engine interface
A simple and free chess clock software.
Sudoku For You - a tool for generating and solving, is now free for do
A chess game written is turbo pascal