Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
598,707 users
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
768,991 users
Turbo Download Manager
A download manager with the ability to pause and resume downloads, download remote files, and more.
54,578 users
New Tab Override
New Tab Override allows you to set the page that shows whenever you open a new tab.
70,937 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
177,168 users
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
19,257 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.
234,761 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
477,998 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
8,100 users
Sidebery
Tabs tree and bookmarks in sidebar with advanced containers configuration.
27,811 users
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
19,257 users
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
8,515 users