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 14,260,729 users
- 2. uBlock Origin 3,791,101 users
- 3. Video DownloadHelper 3,692,305 users
- 4. Easy Screenshot 2,354,066 users
- 5. NoScript Security Suite 1,732,334 users
- 6. Firebug 1,334,098 users
- 7. Ghostery 965,744 users
- 8. DownThemAll! 939,941 users
- 9. Cisco WebEx Extension 921,631 users
- 10. Greasemonkey 879,913 users
Featured Extensions See all »
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Translator, dictionary and text-to-speech for 103 languages. Select and translate on any page with a shortcut on double-click.21,769 users -
Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!400,317 users -
Automatically refresh tabs based on custom time intervals9,371 users -
The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.434,088 users -
A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.97,823 users -
Switch youtube to dark mode. Dark mode will help devices save battery and useful for your sleeping. Make donation for us http://www.paypal.me/hoangthanh. Thank you!5,204 users
Up & Coming Extensions See all »
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Bring back your personal and powerful Firefox Button!41,147 users -
Select some text, right-click and choose"Search image" in the menu, a Google Image tab will open with your results.10,484 users -
This will fix all embedded Photo Bucket images on forums and other websites.
Source Code: https://github.com/Ryan-Myers/photobucket-embed-fix
Ported from the Chrome extensions code: https://github.com/kzahel/photobuck3,190 users -
This extension helps you quickly disable and enable different types of resources such as JavaScript, CSS, and Media. The extension can be used to increase privacy as well as saving bandwidth by blocking unwanted contents.4,052 users -
when activated, interrupts the built-in download manager to direct links to FDM1,920 users -
Discover what runs a website - This Firefox extension helps you identify technologies used on any website at the click of a button.2,553 users
Featured Themes See all »
Featured Collections See all »
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Password Managers
Enjoy better security and more convenience with an excellent password manager.
6 add-ons · 235 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 118 followers
To create your own collections, you must have a Mozilla Add-ons account.
