Advanced Feed Reader - Read news, blogs, social media or any RSS/Atom/RDF source.
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
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.
The Mass Downloader for your browser
Remove all annoying ads from 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
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!
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
Allows you to open URLs inside Steam Client to save the hassle of logging in normal browser (with a single click on a button).
Shows ratings from protondb.com on Steam
Returns ability to see dislike statistics on youtube
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.
Enhances Twitch and YouTube with new features, emotes, and more.
Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist
Capital One Shopping instantly applies coupon codes to your shopping cart, helps you snag exclusive rewards when you shop at stores you love and compares prices on Amazon to other popular retailers. It's kinda genius.
Start shopping smarter with Cash Back and coupons. By clicking Add to Firefox you agree to the Rakuten Extension Terms & Conditions
Add price history charts and price watch features to Firefox when viewing product pages on Amazon. Use it to make informed purchasing decisions and to receive price drop alerts via email, Twitter, or RSS feed.