Sometimes I wonder why there isn't more enthusiasm around theming. Chicago95[0] is popular, but I also love how Garuda[0] themes KDE. There's some small websites for downloading themes on various DEs, but most of them are a bit jank and it seems built-in support beyond basic things like accents aren't there. [0] https://github.com/grassmunk/Chicago95 [1] https://garudalinux.org/editions (screenshots don't do it justi…
The Gnome/gtk folks have been systematically removing theming capabilities for the last decade+ in the pursuit of an Apple-like philosophy towards ui. This has really killed a lot of theming because so many apps use GTK.
Once they finish sucking donations and other forms of financial support they'll probably announce it's time to "sunset" Gnome/gtk because it sadly didn't met unspecified expectations of unspecified group of people.
Gnome team, what they did and what they still want to do, their attitude towards users - especially those who dare to criticize them is THE result of polluting FOSS with corporate style of software development.
Theming and customization of Linux is half-dead because of what happens at Gnome.