FLTrator is a retro style scrolling arcade game using FLTK.
A 16 bit style game on the 16-bit IBM XT.
Commander Keen Interpreter
KBall, game of skill and reflexes, non violent, suitable for all age
ASCII based browser tower defense game
2D-shooter in Ruby
An Action Adventure Space Physics Game
A little side-scrolling game, written in JAVA.
Open Source Breakout Clone
Kraptor is a classic shoot 'em up scroller game