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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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:
1,334,349 users -
Save AS anything with a click of a button. It is handy for web image collection addicts.This add-on is not compatible with your version of Firefox because of the following:
13,646 users -
This extension allows you to execute common commands using mouse gestures, rocker navigation, scroll wheel navigation and page...This add-on is not compatible with your version of Firefox because of the following:
137,532 users -
Blocks annoying video ads on YouTube, Facebook ads, banners and much more.This add-on is not compatible with your version of Firefox because of the following:
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).18,423,626 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 -
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:
289,656 users -
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.This add-on is not compatible with your version of Firefox because of the following:
472,011 users -
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.
This add-on is not compatible with your version of Firefox because of the following:
Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
Control for which webpage form history is saved or not.33,148 users -
Block downloads, lock down bookmarks/addons/downloads with a password.
This add-on is not compatible with your version of Firefox because of the following:
113,022 users -
Quick lookup in Wiktionary and Wikipedia, without the need to open a new tab.
This add-on is not compatible with your version of Firefox because of the following:
Just right-click a word while shift / ctrl / alt is pressed.36,699 users -
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.175,644 users -
Copies text without formatting
This add-on is not compatible with your version of Firefox because of the following:
30,063 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 -
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 -
Anything between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, FindBar Tweak will make your find toolbar "just right"!
This add-on is not compatible with your version of Firefox because of the following:
26,927 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:
18,151 users -
Listen to unlimited, free music with FireTube.
This add-on is not compatible with your version of Firefox because of the following:
Simply search the artist or song of your choice and enjoy.
Download the Android version here.31,649 users -
Tired of having multiple tabs open just to view your favorite Google services and other Apps like Feedly, Evernote, Twitter and more? Now you can see them right from your Gmail Inbox.
This add-on is not compatible with your version of Firefox because of the following:
Install now or visit www.integratedinbox.com for more info.38,310 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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Blue,white triangles
2,796 users -
mozilla firefox fire - fuego
3,959 users -
SunsetTree
731 users -
Sails at Sunset
2,135 users -
Easter pattern
2,251 users -
Funnel of the perdition 4777
1,025 users -
答应了苏苏要做的
1,167 users -
Four Seasons Breeze
891 users -
Blue Mozilla Firefox
4,242 users -
Dragonflies in Maple Tree
3,343 users -
Flamingos, Flamingoes
1,229 users -
Cats on the Couch
1,870 users -
Gravity's Rainbow
1,205 users -
really cute bird
3,843 users -
pushing up daisies
2,303 users -
horizon in yellow
2,331 users -
Spring_Damask
1,011 users -
blooming tree in the right
3,828 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
