Featured Extensions

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Firebug Featured

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...

Rated 5 out of 5 stars (1,833)
1,957,846 users

Easy Copy Requires Restart Featured

Copy links to a page with one click, ready to paste anywhere else, eg. emails, blogs, forums and Twitter. Copy a single page, all open tabs or all links on a page.

Rated 5 out of 5 stars (35)
15,607 users

YouTube Anywhere Player Featured

Watch videos anywhere in cinema mode without leaving the website you're on.

Rated 5 out of 5 stars (63)
21,957 users

Capture & Print Featured

This add-on lets you print a webpage's area easily.

Rated 5 out of 5 stars (51)
44,607 users

Smart HTTPS Featured

Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.

Rated 4 out of 5 stars (22)
47,147 users

Bluhell Firewall Featured

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 5 out of 5 stars (287)
111,692 users

Ghostery Featured

Increase your browsing privacy, protection, and speed.

Rated 5 out of 5 stars (1,272)
1,326,645 users

Google™ Translator Lite Featured

Google™ Translator Lite

Rated 4 out of 5 stars (30)
44,934 users

Keyword Search Featured

Search in the address bar without changing your search engine.

Rated 5 out of 5 stars (86)
9,149 users

FireGestures Requires Restart Featured

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Rated 4 out of 5 stars (941)
335,689 users

DuckDuckGo Plus Featured

DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.

Rated 4 out of 5 stars (152)
136,766 users

Lightbeam for Firefox Featured

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.

Rated 4 out of 5 stars (420)
422,262 users

BugMeNot Featured

Bypass compulsory web registration with the context menu via www.bugmenot.com.

Rated 4 out of 5 stars (219)
30,126 users

Proxy Switcher Featured

Access to the complete Firefox's proxy settings right from a toolbar panel

Rated 5 out of 5 stars (18)
38,163 users

Tab Mix Plus Requires Restart Featured

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Rated 4 out of 5 stars (2,604)
768,582 users

Saved Password Editor Requires Restart Featured

Adds the ability to create and edit entries in the password manager.

Rated 5 out of 5 stars (230)
86,632 users

Gmail™ Notifier + Featured

Gmail™ Notifier Plus alerts you of new email messages. Users can also read or reply to emails, delete or mark them as read, all without having to open a new window.

Rated 4 out of 5 stars (70)
37,292 users

Add-ons Manager Context Menu Requires Restart Featured

Add more items to Add-ons Manager context menu.

Rated 5 out of 5 stars (35)
17,739 users

Tab Groups Featured

Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.

Rated 5 out of 5 stars (482)
98,115 users

Web2PDF Converter Requires Restart Featured

Web page to PDF conversion tool

Rated 3 out of 5 stars (98)
37,472 users