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 14,545,150 users
- 2. uBlock Origin 3,879,059 users
- 3. Video DownloadHelper 3,790,026 users
- 4. Easy Screenshot 2,513,905 users
- 5. NoScript Security Suite 1,753,502 users
- 6. Firebug 1,402,834 users
- 7. Cisco WebEx Extension 1,020,594 users
- 8. Ghostery 982,250 users
- 9. DownThemAll! 962,944 users
- 10. Greasemonkey 898,625 users
Featured Extensions See all »
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Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!411,851 users -
Use LessPass add-on to generate complex passwords and log in automatically to all your sites3,573 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!5,695 users -
Play YouTube™ Videos in Flash or HTML5 Player40,621 users -
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom, automatic fit-to-width and minimum font size.2,301 users -
Grab and download media (image, audio, and video) resources by monitoring network (like FlashGot or Flash video downloader extensions)98,918 users
Up & Coming Extensions See all »
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Bring back your personal and powerful Firefox Button!74,086 users -
when activated, interrupts the built-in download manager to direct links to FDM3,085 users -
Select some text, right-click and choose"Search image" in the menu, a Google Image tab will open with your results.14,702 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/photobuck4,071 users -
A new options button
Can now play embedded video if they are in the page
hls.js version can be selected in the options30,272 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.5,024 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 · 247 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 136 followers -
Dynamic Media Downloaders
There are better ways to download video, images & more.
9 add-ons · 11 followers
To create your own collections, you must have a Mozilla Add-ons account.
