The replica can be modified by changing the Arduino code and can communicate to any computer via USB. Future versions may include Wi-Fi and/or Bluetooth.

The write-up contains a lot of detail about the code behind the Enigma and is interesting to read. Interestingly, the PCB was designed in Fritzing, the EDA software many love to hate.

DIY Enigma machine as wrist watch This watch is so smart it's a fully-functioning Enigma machine! You've seen everything now. And not only that, it's a DIY project. Thanks to the Atmel blog for ...

This watch is so smart it's a fully-functioning Enigma machine! You've seen everything now. And not only that, it's a DIY project. Thanks to the Atmel blog for highlighting this one. Designed by Maker ...

This open-source Enigma replica by the folks at [ST-Geotronics] is simply stunning. They drew their inspiration from a hilarious build we saw a few years ago that hacked a children’s toy into… ...