Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
13,542 users
SoundFixer
Lets you fix annoying sound problems in YouTube videos and such. Like audio in one channel only, too quiet or too loud. (Unfortunately, doesn't work on many other websites because of cross-domain issues — but it does work on YouTube.com!)
18,847 users
User-Agent Switcher and Manager
Spoofs User-Agent strings of your browser with a new one globally, randomly or per hostname
64,667 users
Decentraleyes
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.
226,876 users
SingleFile | Save a page as a single HTML file
Save a complete page (with stylesheets, images, etc.) as a single HTML file
12,429 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
152,912 users
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
31,322 users
Tabby - Window & Tab Manager
Tabby helps you manage a lot of windows and tabs easily; it can help you open, close, move, pin, and do many other things on tabs and windows quickly. With Tabby, you can even save all you windows and tabs for later with just one click!
1,833 users
Weather Extension
The best way to see the weather right in your browser. Easier than looking outside!
12,564 users
ScrollAnywhere
Scroll page without touching scroll-bar! Press Middle (Right / Left) mouse button anywhere on the page to scroll just like with scrollbar. Features also: - "grab and drag" scrolling - customizable scrollbars! - the Momentum auto-scroll
6,902 users
