Is there a way one could load this up as a Nextcloud app, or something?

True tiling. As a Plasma user, I am still surprised we don’t have an officially supported tiling system.

Every GNOME install tutorial:

please install this 3rd party application to install even more 3rd party extensions, otherwise your default experience will be shit.

Meanwhile KDE:

here you go, everything you need is here. Want more? Want less? Just touch me and find out, I can make your dreams come true, baby.