Qt-based Minesweeper with different backgrounds (and music for PC)
Java Settlers
a UCI chess engine
Pioneers - The Settlers of Catan
Similar as board game Secret Hitler
The Royal Game of Ur (aka The Game of 20 Squares)
Solve Go problems (based on GoGrinder GoGrinder.sf.net )
A console/ncurses chess engine frontend and PGN editor.
3D (4x4x4) tic-tac-toe
Chess Database Application
Classic pac-man on Qt with pure C++.
finds the sortest path on the square board. GUI is implemented in Qt.