In KGB, you have to shoot the evil overlord as he tries to take over the world. The funny looking icon that says 'Ammo' will give you more bullets or shells (duh?). Shooting the things that look like guns in KGB will give you either a)...

An unreleased/unfinished game from GokiBuri (formerly Monkey Farm Software). Despite being unreleased, it is very polished. A running game. . .before running games! Run away from a mean dog.

KnockOut! is a tiny and sound-less B&W Arkanoid type of game for very early Macintosh computers.  It runs as a desk accessory in a very small window.  

Hop across the screen in a bid to eat all the insects flying around. Its a hazardous world for Koji, cars, snakes, angry wasps and the dynamite wielding Mr Mole are out to get him, so be careful not to stay still for too long and keep a bit...

Kye is a real-time puzzle game with a variety of interacting objects. It takes ideas from puzzle games like Sokoban and Boulder Dash, but the inclusion of active objects gives it a real-time component, and it can also produce arcade-game levels like...