Zombiesdale
The city is overrun, and you're well armed. So, get to it, and start killing zombies! Use the in-game control guide (H key) to learn how to do stuff.
NOTE: The effects of the game passes all add to each other, so buy what you can afford and upgrade later!
v0.9.1 update: Class passes, badges, two new buildings, darker nights, GPS coordinates, and more!
v0.9 update: Game passes pilot test.
v0.8.5 update: Fixed a rep farm exploit bug.
v0.8.4 update: Shadows!
v0.7 update: Added GPS/clock/compass (hold G). It is now possible to build a spawn point (if your rep is high enough). Hold down M to see the most advanced thing you are currently able