FòrumCAT

I’ve not used Guix but I don’t think any distro has anything close to number of desirable available packages as arch— so be prepared for that

nixpkgs would like a word

Expect a steep learning curve even if you know Linux inside out. Don't assume things work the way they did on Arch (or most other distros). If your hardware doesn't work well, or you otherwise need some proprietary stuff, check out https://gitlab.com/nonguix/nonguix. Good luck!