Dave Gnukem

Dave Gnukem is a free 2D platformer inspired by the first Duke Nukem. The main hero is Dave Gnukem who fights against an alien invasion. Dave has a gun to annihilate various enemies, he explores levels, searches keys to open locked gates, uses elevators and avoid traps like spikes. He has a health bar. When all health is lost the entire level needs to be replayed. The game was never completely finished and development ended in 2004.