Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
AdGuard AdBlocker
Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.
1,139,539 users
Simple Translate
Quickly translate selected or typed text on web pages. Supports Google Translate and DeepL API.
292,157 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
354,398 users
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
40,481 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.
97,419 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
608,781 users
Privacy Badger
Automatically learns to block hidden trackers. Made by the leading digital rights nonprofit EFF to stop companies from spying on you.
1,631,367 users
uBlock Origin
Finally, an efficient wide-spectrum content blocker. Easy on CPU and memory.
8,334,757 users
Clear Browsing Data
Delete browsing data directly from the browser toolbar. Clear cookies, history and cache with a single click.
36,532 users
Port Authority
Blocks malicious websites from port-scanning your computer/network and dynamically blocks all LexisNexis endpoints from running their invasive data collection scripts.
10,608 users
Tab Stash
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
40,481 users
Gesturefy
Navigate, operate, and browse faster with mouse gestures! A customizable mouse gesture add-on with a variety of different commands.
95,113 users