ErgoDox EZ Shine Keyboard @ techPowerUp
 

Ergonomics, customization, open source, split keyboard. Those are probably the four terms I would use to introduce the ErgoDox EZ Shine: a pre-assembled split keyboard built on a proven concept but with added tweaks to make this your keyboard, not what someone else designed for you.

https://www.techpowerup.com/reviews/ErgoDox_EZ/Shine/