Extensions
Explore powerful tools and features to customize Firefox and make the browser all your own.
HTTPS Everywhere
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.
481,367 users
uBlock Origin
Finally, an efficient blocker. Easy on CPU and memory.
4,678,790 users
Ghostery – Privacy Ad Blocker
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1,118,172 users
Google Search Fixer
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.
7,495 users
Incognito Adblocker
Ad Blocking, remastered. Incognito Adblocker took all of the best ad blocking and privacy protection features you’d expect in an adblocker extension and advanced them to create the best adblock extension yet.
12,922 users
Flappy Bird New Tab
Play game Flappy Bird when you open a new tab. Try to fly the bird as far as you can without hitting a pipe!
2,105 users
Tabby Cat
A new friend in every new tab.
4,030 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.
126,462 users
YouTube Video Download
Complete YouTube video download is the ultimate YouTube downloader that allows you to save any video from YouTube to your favorite format (MP3, MP4, WEBM, M4A, 3GP, Subtitles and thumbnails)
17,447 users
Search by image on Aliexpress
Fast and easy way to search any goods by image on Aliexpress.
3,531 users
Adblocker for YouTube™
Adblocker Features: + Adblocker on every Youtube Video + Malware- and Adblocker. + Performance enhancement in browsing speed. + Adblocker of ads, banners and pre-rolls on Youtube. + No more Banner, PopUp, PopUnder + INSTALL ADBLOCKER
46,505 users
Easy YouTube Downloader
Download video from any Youtube video in High definition HD.
1,280 users