Explore powerful tools and features to customize Firefox and make the browser all your own.
Ghostery is a powerful privacy extension. Block ads, stop trackers and speed up websites.
1 322 553 users
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
37 163 users
WORKS WITH NEW YOUTUBE LAYOUT, "Best Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV, 3GP, MP3, MP4, 720p, 1080p qualities on Youtube pages.
498 382 users
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.
227 555 users
A secure and free password manager for all of your devices.
151 695 users
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.
31 821 users
Automatically learns to block invisible trackers.
822 399 users