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 18,423,626 users
- 2. Video DownloadHelper 6,201,537 users
- 3. Firebug 2,906,910 users
- 4. NoScript Security Suite 2,265,579 users
- 5. Greasemonkey 1,801,849 users
- 6. DownThemAll! 1,637,651 users
- 7. FlashGot Mass Downloader 1,353,562 users
- 8. Web of Trust - WOT 1,337,641 users
- 9. Flash Video Downloader - Full HD Download 1,334,349 users
- 10. Adblock Plus Pop-up Addon 1,199,536 users
Featured Extensions See all »
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Adds the ability to create and edit entries in the password manager.This add-on is not compatible with your version of Firefox because of the following:
90,957 users -
The quick and easy way to delete your browsing history, erase all temporary internet files, remove downloaded files history, cookies, Flash LSO, typed URLs. Allows to delete private data when Firefox closes. Supported ext. tools like CCleaner.This add-on is not compatible with your version of Firefox because of the following:
111,034 users -
FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.This add-on is not compatible with your version of Firefox because of the following:
161,276 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:
34,071 users -
Watch blocked YouTube Videos automatically with our high-speed Proxy Server ☺This add-on is not compatible with your version of Firefox because of the following:
✓ Unlock all YouTube Videos
✓ Fast
✓ Reliable
✓ Safe
✓ No Ads
You can find the latest Version here http://www.unblocker.yt185,287 users -
With gTranslate you can translate any text in a webpage just by selecting and right-clicking over it. The extension uses the Google translation services to translate the text.This add-on is not compatible with your version of Firefox because of the following:
147,110 users -
NoSquint allows you to adjust the text-only and full-page (both text and images) zoom levels as well as color settings both globally (for all sites) and per site.This add-on is not compatible with your version of Firefox because of the following:
237,470 users -
Monitors web pages for updates. Useful for websites that don't provide Atom or RSS feeds.
This add-on is not compatible with your version of Firefox because of the following:
37,029 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:
107,614 users -
The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...
This add-on is not compatible with your version of Firefox because of the following:
312,154 users -
Protect your privacy. See who's tracking your web browsing and block them with Ghostery.
This add-on is not compatible with your version of Firefox because of the following:
1,083,997 users -
F.B. Purity hides the ads, app spam and other annoying clutter from your facebook news feed, lets you increase the font size, change colours plus many more features and generally makes Facebook a lot less annoying to use.
This add-on is not compatible with your version of Firefox because of the following:
57,423 users -
AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.
This add-on is not compatible with your version of Firefox because of the following:
283,635 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:
174,046 users -
An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.
This add-on is not compatible with your version of Firefox because of the following:
883,733 users -
Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.
This add-on is not compatible with your version of Firefox because of the following:
704,423 users -
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
This add-on is not compatible with your version of Firefox because of the following:
132,526 users -
http://en.wikipedia.org/wiki/Text-to-voice. TTS gives Firefox the power of speech. Select text, click the button on the bottom right of Firefox window and this add-on speaks the selected text for you. Isn't it brilliant? Audio is downloadable.
This add-on is not compatible with your version of Firefox because of the following:
31,948 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:
14,972 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:
9,272 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 firefox3,557 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:
35,241 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% Free14,588 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:
1,968 users -
Hide Firefox User Interface.
This add-on is not compatible with your version of Firefox because of the following:
1,629 users -
Double-click any image to download it quickly and quietly.
This add-on is not compatible with your version of Firefox because of the following:
1,044 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:
1,684 users -
Loop HTML5 Video and Music.
This add-on is not compatible with your version of Firefox because of the following:
1,612 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:
1,925 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:
1,934 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:
1,109 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:
4,690 users -
Adds a toolbar button to exit Firefox...
This add-on is not compatible with your version of Firefox because of the following:
2,813 users -
YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.
This add-on is not compatible with your version of Firefox because of the following:
1,092 users -
An easier management of the user interface language
This add-on is not compatible with your version of Firefox because of the following:
2,108 users -
Manage your installed personas (lightweight themes).
This add-on is not compatible with your version of Firefox because of the following:
15,811 users
Featured Themes See all »
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Cats on the Couch
1,870 users -
horizon in yellow
2,331 users -
Blue Mozilla Firefox
4,242 users -
Flamingos, Flamingoes
1,229 users -
Dragonflies in Maple Tree
3,343 users -
really cute bird
3,843 users -
Easter pattern
2,251 users -
Sails at Sunset
2,135 users -
Funnel of the perdition 4777
1,025 users -
mozilla firefox fire - fuego
3,959 users -
blooming tree in the right
3,828 users -
fractal sea foam
2,648 users -
答应了苏苏要做的
1,167 users -
SunsetTree
731 users -
Spring_Damask
1,011 users -
Blue,white triangles
2,796 users -
Four Seasons Breeze
891 users -
pushing up daisies
2,303 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
