Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Privacy Possum
Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.
90,505 users
Dark Reader
Dark theme for every website. Care your eyes, use Dark Reader for night and daily browsing.
40,540 users
Gesturefy
Customizable mouse gesture add-on, which supports over 60 different commands and additional features like rocker and wheel gestures.
116,716 users
Black Menu for Google™
The easiest access to the Google universe
6,455 users
Classic Theme Restorer (Fx29-56)
Squared tabs, application button menu, add-on bar, small button view, old search and many more 'old' features for 'Firefox 29-56' only, not for Firefox Quantum (57+)! >Latest builds only on Github!<
195,877 users
Tab Groups
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
53,156 users
OmniSidebar
Bring your bookmarks into view with just a gesture. Move the sidebar across the screen. Open a different sidebar by just clicking its title. And more! Keeps your sidebar simple and quick to access!
23,944 users
Puzzle Bars
Piece together all of your add-on buttons and extras into your browser window in exactly the way you want them!
1,023 users
UI Eraser
Hide Firefox User Interface.
21,646 users
Google Translate on Right Click
Selected any text on web pages and translate it to your preferred language with Google Translate.
1,900 users
Bugzilla Crash Stop
This webextension inserts table with data under crash signatures to check if the patches had an effect on crash numbers.
3,881 users
URL in title
Add the url in the title of the window. This is useful to help KeePass identify the correct entry to use. The is port of the extenson 'Add URL to Window Title (Advanced KeePass Usage)' by Eric.
2,531 users