Explore powerful tools and features to customize Firefox and make the browser all your own.
Create, modify, and quickly change tab groups
A customizable, password-protected website blocker and redirector.
Allows you to restore the tab you just closed with a single click—plus it can offer a list of recently closed tabs within a convenient context menu.
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
A secure and free password manager for all of your devices.
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
A no-fuss way to save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind.
Get rid of cookie warnings from almost all websites!
Removes the annoying link-conversion at Google Search / maps / ...
Privacy Possum monkey wrenches common commercial tracking methods by reducing and falsifying the data gathered by tracking companies.