cnc-club.ru

Really neat idea / design posted to Thingiverse today:

http://www.thingiverse.com/thing:9182

There several similar projects somewhere in the internet. Whole idea is nice, but it wont be rigid, so you'll be able to cut only foam or something really soft.

http://www.instructables.com/id/How-to- ... aply-and-/
http://diylilcnc.org/

PS have you seen this:
https://www.youtube.com/watch?v=6drMZqmyXQc