This runs on:
* ATmega32U4 ([PJRC Teensy 2.0](http://www.pjrc.com/teensy/))
* AT90USB126 ([PJRC Teensy++ 2.0](http://www.pjrc.com/teensy/))
* AT90USB1287 ([Atmel USBKEY](http://www.atmel.com/tools/AT90USBKEY.aspx))
* ATmega168P with using [V-USB](http://www.obdev.at/products/vusb/index.html)
* ATmega328P with using [V-USB](http://www.obdev.at/products/vusb/index.html)
* ATmega32U2
* AT90USB1286, 646, 647 should work
* AT90USB162 testing...

NOTE: To enable full features of firmware you'll need 32KB flash size.

Please add any tested microcontrollers to this list.