I spend way too much time on this. It has awesome features, a good mobile UI, maaany many systems to sort things, flexible permissions and more.

Examples:

  • Fedora
  • KDE
  • uBlue
  • Tor project (they also have an onion site)
  • Manjaro, EndeavorOS, Garuda
  • Brave
  • Nextcloud
  • ZorinOS
  • PrivacyGuides, Techlore
  • Audacity
  • Anki
  • Joplin …