UCI chess engine
Domination is a game that is a bit like the board game Risk
A promising chess program
Blind Chess using Taiwan rules
Platform independent browser based Str8ts solver
Platform independent browser based Sudoku solver
Some humble web applications
Qt-based Minesweeper with different backgrounds (and music for PC)
Classic pac-man on Qt with pure C++.
Small Java game such as "Connect Four" but something differently.
An Open Source RPG - a tabletop game
Play the oriental board game Go against an AI