I wish I could have a DE that looks like KDE 3 or before...
Your wish is granted.
Want a whole new desktop?
https://www.trinitydesktop.org/
Want a whole new OS with it built in?
https://q4os.org/
Want to keep the KDE 6.x foundations but replace the desktop shell?
https://github.com/neeeeow/Klassik
> I wish I could have a DE that looks like KDE 3 or before...
You probably want Trinity DE then. It's literally KDE 3, forked and maintained.
Your wish is granted.
Want a whole new desktop?
https://www.trinitydesktop.org/
Want a whole new OS with it built in?
https://q4os.org/
Want to keep the KDE 6.x foundations but replace the desktop shell?
https://github.com/neeeeow/Klassik