firefox-webextension topic
bookmarkdupes
A WebExtension which can display/remove duplicate bookmarks or empty folders
CleanLinks
Converts obfuscated/nested links to genuine clean links.
requestcontrol
A Firefox extension
Midnight-Lizard
Сustom color schemes for all websites
tab-stash
Firefox extension to save and restore tabs as bookmarks. Clear your tabs, clear your mind.
Unbox
Firefox extension to save and restore tabs as bookmarks. Clear your tabs, clear your mind.
simple-tab-groups
Create, modify and quick change tab groups. Inspired by the Tab Groups app :)
psdle
Improving everyone's favorite online download list, one loop at a time.
Timimi
Webextension to save Tiddlywiki
patchfox
A client for scuttlebutt network as a Firefox WebExtension
vivaldi-fox
An add-on that aims to add Vivaldi style toolbar colouring to the Firefox UI