Open Bitcoin ATM -- The worlds first completely open-source Bitcoin ATM for Education and Experimentation.
See it in action here: http://youtu.be/A4KvAgJx4GU
Step by step tutorial here: http://openbitcoinatm.org
Create thermal printer compatible OpenBitcoinATM QR Codes with this: https://github.com/mayosmith/BitcoinQRMaker