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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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.62,562 users -
Make the web faster, more private, and more secure.This add-on is not compatible with your version of Firefox because of the following:
187,330 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 -
Integrates location bar and search bar into one. Shows search and url suggestions. Quickly switch search engine using search keywords. Provides different auto-complete popup styles for compact displays.This add-on is not compatible with your version of Firefox because of the following:
54,728 users -
With EPUBReader you can read ePub files just in Firefox. No additional software needed!This add-on is not compatible with your version of Firefox because of the following:
479,362 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:
66,908 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 -
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:
108,380 users -
A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.
This add-on is not compatible with your version of Firefox because of the following:
454,176 users -
A Statusbar with speed, percentage, time and loaded size (similar to Opera's one)
This add-on is not compatible with your version of Firefox because of the following:
81,222 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.33,556 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:
37,477 users -
ImTranslator provides access to the online translation powered by Google Translate, Microsoft, Babylon for 66 languages. It includes dictionary, text-to-speech, back translation.
This add-on is not compatible with your version of Firefox because of the following:
Complete Video Tutorial: http://youtu.be/UwK6529XZIQ531,861 users -
Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
This add-on is not compatible with your version of Firefox because of the following:
19,633 users -
A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.
This add-on is not compatible with your version of Firefox because of the following:
186,296 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 -
Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Statusbar and/or Toolbar. This is great for increasing security or decreasing bandwidth.
This add-on is not compatible with your version of Firefox because of the following:
289,703 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 windows24,176 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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pushing up daisies
2,213 users -
Blue,white triangles
2,677 users -
Sails at Sunset
1,966 users -
SunsetTree
718 users -
mozilla firefox fire - fuego
3,585 users -
Dragonflies in Maple Tree
3,239 users -
horizon in yellow
2,201 users -
答应了苏苏要做的
1,067 users -
blooming tree in the right
3,685 users -
Four Seasons Breeze
851 users -
Flamingos, Flamingoes
1,197 users -
really cute bird
3,718 users -
Spring_Damask
965 users -
fractal sea foam
2,492 users -
Blue Mozilla Firefox
3,866 users -
Easter pattern
2,078 users -
Funnel of the perdition 4777
990 users -
Cats on the Couch
1,740 users
Featured Collections See all »
To create your own collections, you must have a Mozilla Add-ons account.
