Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
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Choose from thousands of extra features and styles to make Firefox your own.
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WebRank SEO Toolbar
This add-on is not compatible with your version of Firefox because of the following:
A toolbar that gives Google Pagerank, Alexa, Compete and Quantcast Rank, pages indexed and backlinks in Google, Bing and Yahoo. Bookmark webpages at PickMeWeb.com, view similar websites at SimilarSites.com. Delicious, Digg and Tweet Count.
16,626 users -
Classic Toolbar Buttons
This add-on is not compatible with your version of Firefox because of the following:
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.
Beta builds on versions page!39,131 users -
Ghostery
This add-on is not compatible with your version of Firefox because of the following:
Enjoy a faster, safer and cleaner browsing experience.
1,458,772 users
Most Popular See all »
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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.2,156,831 users -
Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...This add-on is not compatible with your version of Firefox because of the following:
2,137,116 users -
Enjoy a faster, safer and cleaner browsing experience.This add-on is not compatible with your version of Firefox because of the following:
1,458,772 users -
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.This add-on is not compatible with your version of Firefox because of the following:
657,863 users -
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...This add-on is not compatible with your version of Firefox because of the following:
526,197 users -
Note: If you are encountering the Connecting... problem see instructions below.This add-on is not compatible with your version of Firefox because of the following:
The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.507,591 users -
The Web Developer extension adds various web developer tools to the browser.This add-on is not compatible with your version of Firefox because of the following:
487,928 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!487,777 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:
483,427 users -
Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, 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:
482,282 users -
Automate Firefox. Record and replay repetitive tasks. If you're tired of manually visiting the same sites, filling out forms, downloading files and extracting data, then iMacros is for you! Save time, effort and money with iMacros browser automation!
This add-on is not compatible with your version of Firefox because of the following:
407,240 users -
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
This add-on is not compatible with your version of Firefox because of the following:
337,380 users -
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
This add-on is not compatible with your version of Firefox because of the following:
284,230 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:
283,416 users -
FireShot makes full web page screenshots. Demo: http://bit.ly/RlBQMV
This add-on is not compatible with your version of Firefox because of the following:
- Add-on has opted into strict compatibility checking.
Screenshots can be quickly captured and:
― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *
* OS Windows only275,530 users -
Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the 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:
272,888 users -
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
This add-on is not compatible with your version of Firefox because of the following:
269,060 users -
The first addon you should be installing on a fresh Firefox install. A must have. The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color.
This add-on is not compatible with your version of Firefox because of the following:
251,462 users
Top Rated See all »
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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:
16,314 users -
'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions on Windows.This add-on is not compatible with your version of Firefox because of the following:
Beta builds on versions page!39,131 users -
Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).This add-on is not compatible with your version of Firefox because of the following:
7,643 users -
The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".This add-on is not compatible with your version of Firefox because of the following:
16,219 users -
Inspect the DOM at lightning speed.This add-on is not compatible with your version of Firefox because of the following:
12,854 users -
Sync engine for Stylish with backup / restore facility.This add-on is not compatible with your version of Firefox because of the following:
6,362 users -
Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.
This add-on is not compatible with your version of Firefox because of the following:
1,331 users -
Open With Photoshop is a new companion for web and graphic designers to open up any web image with Adobe Photoshop via a single and quick mouse click.
This add-on is not compatible with your version of Firefox because of the following:
19,167 users -
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
This add-on is not compatible with your version of Firefox because of the following:
657,863 users -
Hide My IP is number one tool for hiding your IP and unblocking any web site!
This add-on is not compatible with your version of Firefox because of the following:
19,098 users -
Access to the complete Firefox's proxy settings right from a toolbar panel
This add-on is not compatible with your version of Firefox because of the following:
46,477 users -
A free Emoji Keyboard extension of the web tool http://emojikeyboard.org. This extension lets you input emojis right on the Firefox web browser of your computer.
This add-on is not compatible with your version of Firefox because of the following:
8,891 users -
Color tools for web development.
This add-on is not compatible with your version of Firefox because of the following:
Color picker and eyedropper + saving colors and trying out colors with drag and drop.29,727 users -
This extension can simplify the rule to just specify the URI and Content type and can enable/disable each rule separately.
This add-on is not compatible with your version of Firefox because of the following:
What's more, it can customize the web pages by user scripts which is similar to Grease Monkey.5,667 users -
This addon predicts your character based on date of birth
This add-on is not compatible with your version of Firefox because of the following:
This add on would be added to addon bar above the taskbar with name HCGdora and click on it to open112 users -
Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the 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:
272,888 users -
Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.
This add-on is not compatible with your version of Firefox because of the following:
7,925 users -
Firefox for Vim and Links addicts.
This add-on is not compatible with your version of Firefox because of the following:
- Add-on has opted into strict compatibility checking.
2,139 users
Recently Added See all »
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Blocking all Meta Auto-Refresh according to user-preferenceThis add-on is not compatible with your version of Firefox because of the following:
14 users -
Ce module permet d'importer vos données de votre jeu préféré vers votre serveur OGSpy.This add-on is not compatible with your version of Firefox because of the following:
Votre serveur OGSpy vous permettra ensuite d'utiliser ces données pour consulter les statistiques de vos rapports de combat, de trier vos rapports d'espionnage...1 user -
Quick Login PluginThis add-on is not compatible with your version of Firefox because of the following:
1 user -
This add-on helps you to verify emails id's. The email verification tool connects to the mail server & checks whether the mailbox exists.This add-on is not compatible with your version of Firefox because of the following:
12 users -
Using Hotkeys to send Performance Mark at Runtime.This add-on is not compatible with your version of Firefox because of the following:
7 users -
Add Ahem font for test pages without installing it in the systemThis add-on is not compatible with your version of Firefox because of the following:
12 users -
A basic xml parser add-on
This add-on is not compatible with your version of Firefox because of the following:
41 users -
This add-on is not compatible with your version of Firefox because of the following:
11 users -
window.crypto.signText replacement plus enhancements
This add-on is not compatible with your version of Firefox because of the following:
93 users -
View HTTP headers of a page and while browsing.
This add-on is not compatible with your version of Firefox because of the following:
This is an unofficial "Live HTTP headers" clone, mainly to fix the Replay feature!877 users -
Using Performance Mark to monitor the Add-On Start and End.
This add-on is not compatible with your version of Firefox because of the following:
8 users -
A bunch of little enhancements for GitHub web
This add-on is not compatible with your version of Firefox because of the following:
Features:
* Quick Merge
* Approvers Avatar
* Plus-One Counter
* Link to CI build
* Plus-One Emoji67 users -
A copy button for Stack Overflow code boxes
This add-on is not compatible with your version of Firefox because of the following:
9 users -
This extension is for capture the contents of the screen. It doesn't do anything except capture content of your screen.
This add-on is not compatible with your version of Firefox because of the following:
28 users -
An addon for adding date, numbers handling to selenium ide.
This add-on is not compatible with your version of Firefox because of the following:
113 users -
A WebExtension to add a collapse button to files in ReviewBoard requests.
This add-on is not compatible with your version of Firefox because of the following:
5 users -
Logintohealth.com uses the WebRTC platform of OpenTok for connecting patients to doctors for online consultations by video medium.
This add-on is not compatible with your version of Firefox because of the following:
With this screen sharing plug-in, patients and doctors can share their screen with each other.4 users -
Adds a new page that shows add-on memory usage
This add-on is not compatible with your version of Firefox because of the following:
4,172 users
See all 2153 extensions in Web Development »
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