Hi!
I made a proof of concept (but working) XFCE variant of Fedora Silverblue
(
https://docs.teamsilverblue.org/).
Beware, this has been tested only inside a virtual machine for now.
The full details are here:
https://discussion.fedoraproject.org/t/kinoite-a-kde-version-of-fedora-si...
Use the following instructions to try it out on an already installed Fedora Silverblue
system:
$ curl -O
https://tim.siosm.fr/downloads/siosm_gpg.pub
$ sudo ostree remote add kinoite
https://siosm.fr/kinoite/ --gpg-import siosm_gpg.pub
$ sudo ostree admin pin 0
$ sudo rpm-ostree rebase kinoite:fedora/28/x86_64/fedora-xfce
Hope you like it!