This is the best list of submissions I've seen:

http://si14.livejournal.com/8266.html (mine is the "mortimer" one)

That said, spawnfest has said they'll be open sourcing all submissions on github by default unless the contestants request otherwise by Aug 27th.

My submission's code is online at https://github.com/choptastic/LobsterDraw

My entry is more of a joke (it won "The Play Your Own Game Prize") as I only had a couple of hours to spend. The code is here: https://github.com/hassy/obf-onion