c = Mag Release r = Mag In e = Slide click = Fire k = Options d = Check Chamber L = toggle attachment 1 - 7 is to change mag types, you have to drop the mag first though, or it will be buggy.
DISCLAIMER: If you play this project, be warned that it has a gun as the main focus of the game, if you have any qualms or trauma from a firearm, please do not play this project, go do something else, like take a walk. You have been warned.