Explore powerful tools and features to customize Firefox and make the browser all your own.
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
The Mass Downloader for your browser
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
Offline P2P encrypted password manager & authenticator. Auto-fill Two-Factor Authentication (2FA) tokens.
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
Tabs tree and bookmarks in sidebar with advanced containers configuration.
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.
Give Firefox a personal touch with customized scrollbars!
Removes the annoying link-conversion at Google Search / maps / ...
Removes tracking elements from URLs
A no-fuss way to save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind.