[commandar]

Tangentially related, one of the more interesting projects I've seen in the 3D printing space recently is Prunt. It's a printer control board and firmware, with the latter being developed in Ada.

https://prunt3d.com/

https://github.com/Prunt3D/prunt

It's kind of an esoteric choice, but struck me as "ya know, that's really not a bad fit in concept."

[LiamPowell]

I wrote about some of the reason for choosing it here: https://news.ycombinator.com/item?id=42319962