Figured a link would help: https://gitlab.com/nonguix/nonguix
Ignore the weird wording about not promoting it on the page, it’s just a warning to keep people from complaining about the nonguix packages to the guix devs, but there’s lots of crossover
KDE separated out into Plasma and the utilities and apps separately at KDE 5. Previously it was all one package, so there is a bit of a confusing distinction.