User-Agent Switcher and Manager
Spoof websites trying to gather information about your web navigation—like your browser type and operating system—to deliver distinct content you may not want.
96,226 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
138,273 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!
8,610 users
Augmented Steam
Augments your Steam Experience
52,850 users
834,377 users
545,865 users
479,322 users
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
460,417 users
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
555,732 users
SponsorBlock - Skip Sponsorships on YouTube
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
431,936 users
YouTube NonStop
Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!
130,313 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
49,924 users
Augmented Steam
Augments your Steam Experience
52,850 users
Steam URL Opener
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
4,384 users
ProtonDB for Steam
Shows ratings from protondb.com on Steam
2,968 users
551 users
380 users
2,098 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
627,461 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
1,013,463 users
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
451,428 users
Augmented Steam
Augments your Steam Experience
52,850 users
DuckDuckGo Privacy Essentials
Simple and seamless privacy protection for your browser: tracker blocking, cookie protection, DuckDuckGo private search, email protection, HTTPS upgrading, and much more.
1,586,017 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
309,862 users
TinEye Reverse Image Search
Click on any image on the web to search for it on TinEye. Recommended by Firefox! Discover where an image came from, see how it is being used, check if modified versions exist or locate high resolution versions. Made with love by the TinEye team.
61,338 users
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
44,381 users