A free and open source sudoku game for addicts to newbies
Chess Database and PGN viewer
ChessMD is a Qt-based chess game viewer with engine analysis
The Royal Game of Ur (aka The Game of 20 Squares)
Java Chess Engine
PNG image processing
A classic word guessing game
A simple and free chess clock software.
Conquer the world and train your math skills
Chat Messenger - Open Source Social Network - Online Chess Game
2/3 size of Backgammon
basic learning programming game