Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseMost Popular All »
- 1. Adblock Plus 20,814,322 users
- 2. Video DownloadHelper 4,597,866 users
- 3. Easy Screenshot 2,612,315 users
- 4. Firebug 2,215,087 users
- 5. NoScript Security Suite 2,166,841 users
- 6. uBlock Origin 1,521,583 users
- 7. Ghostery 1,445,359 users
- 8. DownThemAll! 1,282,300 users
- 9. Greasemonkey 1,266,744 users
- 10. Download YouTube Videos as MP4 1,107,596 users
Featured Extensions See all »
-
Google™ Translator is a handy multi-language translator built on top of Google Translate. It gives you Google Translate UI feel right on your Firefox toolbar.This add-on is not compatible with your version of Firefox because of the following:
86,542 users -
Make any pages' search functionality available in the Search Bar (or "search box")...This add-on is not compatible with your version of Firefox because of the following:
76,728 users -
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.This add-on is not compatible with your version of Firefox because of the following:
109,228 users -
Control a new, trickier kind of cookie, better known as an LSO or Flash cookie. The BetterPrivacy safeguard offers various ways to handle Flash-cookies created by webpages with the help of your Flash plug-in...This add-on is not compatible with your version of Firefox because of the following:
493,627 users -
An add-on to perform free-memory operations without visiting about:memory.This add-on is not compatible with your version of Firefox because of the following:
For Firefox 40+, try Free Memory 2.0 https://addons.mozilla.org/en-US/firefox/addon/free-memory-20/21,259 users -
Converts obfuscated or nested links to genuine clean links.This add-on is not compatible with your version of Firefox because of the following:
Eg: http://somesite.com/?to=www.example.com ➜ http://www.example.com/44,169 users
Up & Coming Extensions See all »
-
Access your Identity Safe Vault, which remembers your usernames and passwords for single-click access to your favorite sites.This add-on is not compatible with your version of Firefox because of the following:
7,742 users -
ReviewMeta analyzes millions of reviews and helps you decide which to trust.This add-on is not compatible with your version of Firefox because of the following:
1,619 users -
YouTube Video Player Speed play YouTube videos in whatever speed you wantThis add-on is not compatible with your version of Firefox because of the following:
1,656 users -
Never miss a donation for your charity or good cause again with the easyfundraising Donation Reminder.This add-on is not compatible with your version of Firefox because of the following:
9,495 users -
A Simple Addon Just Right Click on any Video and Choose Download Mp3This add-on is not compatible with your version of Firefox because of the following:
2,256 users -
Custom New Tab
This add-on is not compatible with your version of Firefox because of the following:
4,553 users
Featured Themes See all »
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
