CSSBattle - Play against others in golf with your CSS skills
DevBattles - Find out which framework reigns supreme
Indie Maker The Game - Open source game about indie makers
Gamefroot - Gamefroot is the fun way to make games, animations, stories and share them with the world.
Beasts of Balance - A fun blend of tabletop dexterity and digital strategy
Flexbox Froggy - A game for learning CSS flexbox