The Keyboardio Atreus


Getting your hands on an Atreus

We'll be launching the Atreus on Kickstarter in the coming weeks.

Changing the key layout

The easiest way to update your keyboard's layout is to use Chrysalis, our graphical configuration tool for Windows, macOS and Linux.

You can download Chrysalis at

All review units come pre-flashed with the firmware version available in Chrysalis 0.7.2.

Open source firmware

The Atreus is powered by Kaleidoscope, a comprehensive open source firmware for keyboards. Kaleidoscope is based on Arduino, so it's really easy to get started with.

You can learn more about Kaleidoscope at and


How big is it?

The easiest way to get a feel for the size of the Atreus is to download and print this papercraft version.


What comes in the box

Getting help

If you need a hand with your Atreus, please don't hesitate to email us at