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 18,534,047 users
- 2. Video DownloadHelper 6,239,103 users
- 3. Firebug 2,818,949 users
- 4. NoScript Security Suite 2,245,292 users
- 5. Greasemonkey 1,786,655 users
- 6. DownThemAll! 1,640,581 users
- 7. FlashGot Mass Downloader 1,354,732 users
- 8. Web of Trust - WOT 1,342,425 users
- 9. Flash Video Downloader - Full HD Download 1,337,463 users
- 10. Adblock Plus Pop-up Addon 1,201,482 users
Featured Extensions See all »
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Tired of going to History -> Recently Closed Tabs just to undo a closed tab? Then this extension is for you!This add-on is not compatible with your version of Firefox because of the following:
This extension allows you to undo closed tabs via a toolbar button or the right-click context menu.61,734 users -
Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.This add-on is not compatible with your version of Firefox because of the following:
94,540 users -
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...This add-on is not compatible with your version of Firefox because of the following:
895,163 users -
Adds private tabs.This add-on is not compatible with your version of Firefox because of the following:
66,026 users -
AddThis for Firefox is the best add-on to make sharing and bookmarking simple. Have all your favorite web 2.0 social networking, bookmarking, blogging, and e-mail services at your fingertips. Share any page, anytime, with anyone.This add-on is not compatible with your version of Firefox because of the following:
173,603 users -
An extension that adds a Google search box to the standard Firefox new tab pageThis add-on is not compatible with your version of Firefox because of the following:
74,033 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:
17,392 users -
CouponsHelper automatically finds coupon codes from thousands of retailers while you shop online. CouponsHelper is hidden until it finds coupons, so no pointless pop ups !
This add-on is not compatible with your version of Firefox because of the following:
Tutorial video: http://www.youtube.com/watch?v=SrYCmKdvzE473,431 users -
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
This add-on is not compatible with your version of Firefox because of the following:
107,700 users -
A place to collect, organize and share everything you like on the web
This add-on is not compatible with your version of Firefox because of the following:
40,289 users -
Flash Video Downloader helps you to download any video (flv, mp4, HD) from YouTube-like, Facebook, Break, Metacafe and more in one click. You can download mp3, music (iPod), avi and more. Download Flash games. Download Helper.
This add-on is not compatible with your version of Firefox because of the following:
1,337,463 users -
Cache clearing made easy. One click.
This add-on is not compatible with your version of Firefox because of the following:
58,255 users -
You are annoyed because your password fields are always scrambled though nobody else but you can see the screen? This most advanced unscrambling addon shows your passwords in readable letters, while being fully customizable to fit your needs.
This add-on is not compatible with your version of Firefox because of the following:
33,969 users -
An extension to silently generate a TinyURL for your current page at the click of a button. Also shows you where TinyURLs on the web will take you.
This add-on is not compatible with your version of Firefox because of the following:
25,291 users -
Supercharge your reload button and hotkeys!
This add-on is not compatible with your version of Firefox because of the following:
11,985 users -
Various enhancements for build-in "master password" (MP)
This add-on is not compatible with your version of Firefox because of the following:
-Locks master security device on demand or after specified time
-Prompts for MP on browser startup
-Suppresses all or duplicate MP prompts
-Locks up entire application or individual windows23,923 users -
Speed up your web search & search via your address bar
This add-on is not compatible with your version of Firefox because of the following:
✔ get autocomplete ideas while typing
✔ get search results instantly as you type
✔ customize your own search-shortcuts
Instructional Video: http://y2u.be/W-BvOGf0kaM
Visit instantfox.net78,000 users -
Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
This add-on is not compatible with your version of Firefox because of the following:
164,827 users
Up & Coming Extensions See all »
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Allows manipulation of the playback rate of HTML5 videosThis add-on is not compatible with your version of Firefox because of the following:
13,043 users -
To detect the URL of the streaming audio and video, so that you can copy from the page context menu.This add-on is not compatible with your version of Firefox because of the following:
8,614 users -
Downloading videos from popular sites (e.g. YouTube, Vimeo, etc).This add-on is not compatible with your version of Firefox because of the following:
33,834 users -
Want to save money shopping online?This add-on is not compatible with your version of Firefox because of the following:
Automatically get the best prices, coupons & promo codes.
✔ Uses HTTPS
✔ Automatically get the best prices & coupon codes
✔ Works on search engines
✔ Product information
Safe · Discreet · 100% Free14,263 users -
Translate entire web page or selected text using google translateThis add-on is not compatible with your version of Firefox because of the following:
There are many translators on Firefox. There are two features they're not supported:
1.HTTPS pages
2.Page logined
This addon can translate all pages you can open in firefox2,488 users -
Keep your menus in check by filtering out items you never use.This add-on is not compatible with your version of Firefox because of the following:
1,722 users -
Gives you a place to put all your add-on buttons without over-crowding the navigation bar.
This add-on is not compatible with your version of Firefox because of the following:
1,861 users -
Loop HTML5 Video and Music.
This add-on is not compatible with your version of Firefox because of the following:
1,524 users -
Open in Safari does just what it says. If you’re looking for a quick way to load certain web pages in Safari directly from Firefox, on-demand, this extension is for you. This extension is designed for Firefox 3.5 and Mac OS X only.
This add-on is not compatible with your version of Firefox because of the following:
943 users -
Gives you a quick way to restart if memory usage is too high.
This add-on is not compatible with your version of Firefox because of the following:
40,024 users -
This addon help you to block facebook ads and change your facebook to a new look
This add-on is not compatible with your version of Firefox because of the following:
1,444 users -
An easier management of the user interface language
This add-on is not compatible with your version of Firefox because of the following:
2,052 users -
Hide Firefox User Interface.
This add-on is not compatible with your version of Firefox because of the following:
1,252 users -
Manage your installed personas (lightweight themes).
This add-on is not compatible with your version of Firefox because of the following:
15,988 users -
Implements the loop attribute for HTML5 videos/audios and adds an item to control it from the context menu.
This add-on is not compatible with your version of Firefox because of the following:
1,078 users -
Blocks casino related websites and displays an awareness page.
This add-on is not compatible with your version of Firefox because of the following:
1,898 users -
Permanently hides the Ads panel in the right side of New Yahoo! Mail, the 'Sponsored' email at the Top, and ads at the Left to give you a full-width Premium email experience for free! The other option, of course is to pay $50 a year to Yahoo! Inc. :)
This add-on is not compatible with your version of Firefox because of the following:
4,363 users -
Firefox for Vim and Links addicts. The next generation of Vimperator by its primary developers.
This add-on is not compatible with your version of Firefox because of the following:
- Add-on has opted into strict compatibility checking.
3,383 users
Featured Themes See all »
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The Surfer 2
2,545 users -
Dragonflies in Maple Tree
3,148 users -
Lovely Lilies
958 users -
Funnel of the perdition 4777
971 users -
pushing up daisies
2,151 users -
SunsetTree
724 users -
mozilla firefox fire - fuego
3,253 users -
Blue Mozilla Firefox
3,502 users -
fractal sea foam
2,329 users -
blooming tree in the right
3,574 users -
Sails at Sunset
1,815 users -
Blue,white triangles
2,573 users -
Easter pattern
1,930 users -
Flamingos, Flamingoes
1,180 users -
Cats on the Couch
1,630 users -
Spring_Damask
917 users -
really cute bird
3,603 users -
horizon in yellow
2,110 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
