The Freeduino is based on the open source project version of the Arduino Diecimila. We've adapted the design for more convenience as a semi-kit!
This is LilyPad Arduino, the heart of a wearable electronics system! This main board features a ATmega168V preloaded with Arduino, and is ready to connect to a wide variety of wearable, sewable modules!
Arduino Nano is a surface mount breadboard embedded version with integrated USB. You want a breadboard-friendly Arduino? This is it!