Chess Database and Toolkit program
Chess analysis, training and testing for Windows.
ChessMD is a Qt-based chess game viewer with engine analysis
Kubok16 is a math puzzle similar to Sudoku.
The SCID 5 format in a clean, deterministic, modular architecture
Simple OpenSource scoreboard
Compact/ Chess Interchange Format
Supertombola, un programma per giocare alla tombola
Tournaments and Ratings Stack