Here are some suggested art resources for use in the Procedural Death Jam:
Feel free to link more as you find them. :)
Here are some from my favorites list that look auto generating friendly to me.
Ortho:
Iso:
Top down:
aw, I LOVE this kind of game!
Ortho:
Iso:
--Medicine Storm
Programmers will probably want to check out the PCG Wiki for a wealth of info about procedural content generation:
http://pcg.wikidot.com/
This first person dungeon set would work well:
http://opengameart.org/content/first-person-dungeon-crawl-art-pack
I'd toss this into the mix, courtesy of surt, Sharm, and vk (and any others I'm forgetting?):
http://opengameart.org/forumtopic/wip-simple-broad-purpose-tileset
My project: Bits & Bots
@Ryan: (and, not to toot my own horn, there are also updated enemy graphics here: http://opengameart.org/content/heroine-dusk-first-person-dungeon-crawl-e...)
I've never entered any game making contest. This looks like something I want to try. Since I took my final this week I have next week off (from school, I still have to work). I'm gonna try this one! Wish me luck!