Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
464,913 users
Livemarks
Get auto-updated RSS feed bookmark folders.
15,073 users
Sidebery
Tabs tree and bookmarks in sidebar with advanced containers configuration.
35,165 users
YouTube High Definition
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.
148,495 users
Return YouTube Dislike
Returns ability to see dislike statistics on youtube
464,913 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
286,209 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.
266,501 users
Bitwarden - Free Password Manager
A secure and free password manager for all of your devices.
623,787 users
ClearURLs
Removes tracking elements from URLs
126,337 users
AdNauseam
Blocking ads and fighting back against advertising surveillance.
48,682 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
92,839 users
Grammar and Spell Checker - LanguageTool
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
253,341 users