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 18,706,762 users
- 2. Video DownloadHelper 6,272,811 users
- 3. Firebug 2,922,220 users
- 4. NoScript Security Suite 2,265,579 users
- 5. Greasemonkey 1,801,849 users
- 6. DownThemAll! 1,652,891 users
- 7. FlashGot Mass Downloader 1,369,321 users
- 8. Web of Trust - WOT 1,359,871 users
- 9. Flash Video Downloader - Full HD Download 1,342,404 users
- 10. Adblock Plus Pop-up Addon 1,212,861 users
Featured Extensions See all »
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S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!This add-on is not compatible with your version of Firefox because of the following:
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.177,265 users -
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.This add-on is not compatible with your version of Firefox because of the following:
1,369,321 users -
Wired-Marker(http://www.wired-marker.org/en/) is a permanent (indelible) highlighter that you use on Web pages. The highlighter, which comes in various colors and styles, is a kind of electronic bookmark that serves as a guide when you revisit a Web ...This add-on is not compatible with your version of Firefox because of the following:
12,550 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:
57,937 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:
25,668 users -
Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...This add-on is not compatible with your version of Firefox because of the following:
Latest updates: See bottom link 'version history'!660,907 users -
The best security you can get in a web browser!This add-on is not compatible with your version of Firefox because of the following:
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.2,265,579 users -
A productive way to organize, read and share the content of your favorite feeds, blogs and news sites. Feedly offers a seamless transition from Google Reader.
This add-on is not compatible with your version of Firefox because of the following:
187,127 users -
FVD Speed Dial - Speed dial button, Online Synchronization, New Tab Start Page, Organize bookmarks, Custom backgrounds, custom dials, organized groups, most visited dials.
This add-on is not compatible with your version of Firefox because of the following:
151,152 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:
1,100,299 users -
Create a QR Code of the selected text or current URL. Customize image with different colors and sizes.Use CTRL-SHIFT-Q to quickly see the QR Code. Also possible to create a QR Code from free text within Firefox. Works completely offline!
This add-on is not compatible with your version of Firefox because of the following:
7,890 users -
This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.
This add-on is not compatible with your version of Firefox because of the following:
50,150 users -
Redirect Cleaner cleans Redirects from Links
This add-on is not compatible with your version of Firefox because of the following:
www.example.com?url=www.mozilla.org17,520 users -
Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.
This add-on is not compatible with your version of Firefox because of the following:
76,378 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:
97,475 users -
FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.
This add-on is not compatible with your version of Firefox because of the following:
Check out my new project, FireSSH!796,012 users -
Adds private tabs.
This add-on is not compatible with your version of Firefox because of the following:
66,641 users -
YouTube High Definition is a powerful tool that will let you play all YouTube videos in High Definition automatically.
This add-on is not compatible with your version of Firefox because of the following:
214,784 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:
14,000 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:
8,953 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 firefox2,989 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:
34,563 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% Free14,634 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:
1,840 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:
1,901 users -
Loop HTML5 Video and Music.
This add-on is not compatible with your version of Firefox because of the following:
1,570 users -
Hide Firefox User Interface.
This add-on is not compatible with your version of Firefox because of the following:
1,401 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:
1,565 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:
1,071 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:
1,097 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:
1,929 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:
37,845 users -
An easier management of the user interface language
This add-on is not compatible with your version of Firefox because of the following:
2,104 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:
4,547 users -
Manage your installed personas (lightweight themes).
This add-on is not compatible with your version of Firefox because of the following:
15,957 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:
1,082 users
Featured Themes See all »
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Spring_Damask
965 users -
really cute bird
3,718 users -
Cats on the Couch
1,740 users -
Funnel of the perdition 4777
990 users -
Blue Mozilla Firefox
3,866 users -
答应了苏苏要做的
1,067 users -
pushing up daisies
2,213 users -
fractal sea foam
2,492 users -
Gravity's Rainbow
1,156 users -
Sails at Sunset
1,966 users -
Dragonflies in Maple Tree
3,239 users -
SunsetTree
718 users -
blooming tree in the right
3,685 users -
Blue,white triangles
2,677 users -
Easter pattern
2,078 users -
mozilla firefox fire - fuego
3,585 users -
horizon in yellow
2,201 users -
Flamingos, Flamingoes
1,197 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
