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 14,521,716 users
- 2. uBlock Origin 4,087,651 users
- 3. Video DownloadHelper 3,816,954 users
- 4. Easy Screenshot 2,602,019 users
- 5. NoScript Security Suite 1,749,389 users
- 6. Cisco WebEx Extension 1,168,281 users
- 7. Ghostery 1,009,569 users
- 8. DownThemAll! 959,551 users
- 9. Greasemonkey 885,023 users
- 10. Flash Video Downloader - YouTube HD Download [4K] 753,891 users
Featured Extensions See all »
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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.277,911 users -
"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.17,448 users -
TinEye is a reverse image search engine. The extension adds a context menu item so you can search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.74,752 users -
With EPUBReader you can read ePub files just in Firefox. No additional software needed!273,730 users -
Create a QR code of the selected text, current url or hyperlink. Also possible to create a QR Code from free text within Firefox. Now with UTF8 support.16,683 users
Up & Coming Extensions See all »
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WebExtension ready adblocker based on the GPLv3-licensed codebase of Adblock Plus.13,036 users -
ZenMate VPN for Firefox - Enjoy unmatched stability and performance through servers in over 30 locations (1 location for free users). Encrypt online activities and unblock websites to enjoy an unrestricted and secure web, the way it was meant to be.1,863 users -
Popular Adblock for Youtube™ Extension: Removes the video ads from Youtube™. Thanks to all AdBlock supporters!998 users -
Easily stop coin miners from using your computer resources.739 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 · 339 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 229 followers -
Dynamic Media Downloaders
There are better ways to download video, images & more.
9 add-ons · 116 followers
To create your own collections, you must have a Mozilla Add-ons account.
