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 14,257,507 users
- 2. uBlock Origin 3,980,411 users
- 3. Video DownloadHelper 3,735,747 users
- 4. Easy Screenshot 2,549,816 users
- 5. NoScript Security Suite 1,738,117 users
- 6. Cisco WebEx Extension 1,105,317 users
- 7. Ghostery 988,745 users
- 8. DownThemAll! 942,342 users
- 9. Greasemonkey 874,176 users
- 10. Flash Video Downloader - YouTube HD Download [4K] 744,720 users
Featured Extensions See all »
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Play YouTube™ Videos in Flash or HTML5 Player46,854 users -
A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.89,692 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.74,107 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.73,711 users -
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.46,964 users
Up & Coming Extensions See all »
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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.1,115 users -
WebExtension ready adblocker based on the GPLv3-licensed codebase of Adblock Plus.5,550 users -
#1 Firefox add-on to block annoying popups, popunders & overlays in an easy & effective way. Browse without interference on all sites.12,723 users -
Pouch automatically finds the best voucher codes, coupons, discounts, deals and promo codes as you shop online.1,191 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 · 320 followers -
Bookmark Managers
Customize and re-organize the way you manage your bookmarks.
8 add-ons · 213 followers -
Dynamic Media Downloaders
There are better ways to download video, images & more.
9 add-ons · 94 followers
To create your own collections, you must have a Mozilla Add-ons account.
