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 18,586,319 users
- 2. Video DownloadHelper 6,397,039 users
- 3. Firebug 2,831,806 users
- 4. NoScript Security Suite 2,277,865 users
- 5. Greasemonkey 1,799,852 users
- 6. DownThemAll! 1,647,580 users
- 7. Web of Trust - WOT 1,362,734 users
- 8. FlashGot Mass Downloader 1,359,792 users
- 9. Flash Video Downloader - Full HD Download 1,341,483 users
- 10. Adblock Plus Pop-up Addon 1,201,739 users
Featured Extensions See all »
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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:
166,156 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:
710,538 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:
1,341,483 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:
111,235 users -
Save time by speeding up repetitive tasks. Get faster, parallelized downloads, see definitions, auto-load the next page, improve searching, and more. FastestFox will dramatically enhance your productivity!This add-on is not compatible with your version of Firefox because of the following:
291,112 users -
Cache clearing made easy. One click.This add-on is not compatible with your version of Firefox because of the following:
58,298 users -
Encode selection, links and images to QrCode with right-click.This add-on is not compatible with your version of Firefox because of the following:
6,313 users -
Evernote Clearly makes blog posts, articles and webpages clean and easy to read. Save them to Evernote to read anywhere.
This add-on is not compatible with your version of Firefox because of the following:
123,561 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:
94,130 users -
Cleanup your Addon Manager
This add-on is not compatible with your version of Firefox because of the following:
32,822 users -
Learn touch typing, or improve your typing.
This add-on is not compatible with your version of Firefox because of the following:
9,883 users -
Block web pages containing pornography or any other type of material based on keyword lists.
This add-on is not compatible with your version of Firefox because of the following:
68,730 users -
Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.
This add-on is not compatible with your version of Firefox because of the following:
10,225 users -
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.
This add-on is not compatible with your version of Firefox because of the following:
106,497 users -
Take control of YouTube!
This add-on is not compatible with your version of Firefox because of the following:
Download videos, convert videos to MP3 and AAC, block ads, automatically play videos in HD, watch the Top 50 and your favorite videos in sidebar while you surf, change YouTube's style, loop videos, etc..67,093 users -
Secure Login is an extension for Firefox integrated password manager.
This add-on is not compatible with your version of Firefox because of the following:
72,619 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:
7,712 users -
Converts obfuscated/nested links to genuine clean links.
This add-on is not compatible with your version of Firefox because of the following:
Eg: http://somesite.com/?to=www.example.com ➜ http://www.example.com/22,685 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:
12,071 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:
8,238 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:
33,081 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% Free13,997 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 firefox2,098 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:
1,815 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:
29,036 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:
1,468 users -
An easier management of the user interface language
This add-on is not compatible with your version of Firefox because of the following:
2,088 users -
Loop HTML5 Video and Music.
This add-on is not compatible with your version of Firefox because of the following:
1,400 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:
950 users -
Manage your installed personas (lightweight themes).
This add-on is not compatible with your version of Firefox because of the following:
16,151 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:
915 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:
1,355 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:
1,852 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:
4,235 users -
Restore squared tabs, appmenu, add-ons bar, small button view and more on Australis UI (Windows/MacOSX/Linux + Fx 29+).
This add-on is not compatible with your version of Firefox because of the following:
v1.1.8 and 1.1.9 beta builds on versions page!7,445 users -
Hide Firefox User Interface.
This add-on is not compatible with your version of Firefox because of the following:
1,126 users
Featured Themes See all »
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Four Seasons Breeze
781 users -
Sails at Sunset
1,652 users -
mozilla firefox fire - fuego
2,894 users -
horizon in yellow
1,988 users -
SunsetTree
717 users -
Flamingos, Flamingoes
1,151 users -
really cute bird
3,462 users -
fractal sea foam
2,134 users -
Blue Mozilla Firefox
3,060 users -
Funnel of the perdition 4777
937 users -
Lovely Lilies
886 users -
Blue,white triangles
2,443 users -
The Surfer 2
2,254 users -
答应了苏苏要做的
901 users -
Gravity's Rainbow
1,090 users -
pushing up daisies
2,069 users -
Easter pattern
1,718 users -
Cats on the Couch
1,501 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
