They do, I run GNU Guix but you have to buy a wifi card that's free software compatible, which must be bought somewhere else.
https://www.thinkpenguin.com/gnu-linux/wireless-n-dual-band-...
https://www.thinkpenguin.com/gnu-linux/wireless-n-dual-band-...
If you can run a 100% free software GNU/Linux distribution such as Trisquel on Framework laptops, that would be a definite buy for me.