Top-Rated Extensions

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Biobar

A power browsing toolbar for the Life Sciences (Biology/Bioinformatics/Medicine). Easily search and retrieve data from over 45 bioinformatics services from the comfort of the toolbar. Links to bioinformatics tools and resources.

Rated 5 out of 5 stars (12)
2,144 users

Disable clipboard manipulations No Restart

This extension prevents websites from interfering with your copy and paste actions.

Note: The same functionality is now built into Firefox, you can just change the dom.event.clipboardevents.enabled preference manually.

Rated 5 out of 5 stars (15)
4,041 users

Saved Password Editor Featured

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

Rated 5 out of 5 stars (160)
85,705 users

Tab Utilities Lite

Open Bookmarks/History/Homepage/URL/Search in new tabs, and more utilities for tabbed browsing. This is a lite version of Tab Utilities (http://addons.mozilla.org/addon/59961).

Rated 5 out of 5 stars (59)
3,069 users

Old Compose | Restore Gmail Classic Compose Window No Restart

*AS FEATURED ON: Lifehacker, CNET, Gawker, and many others* Old Compose is a free Gmail service that restores your inbox to its original compose settings

Rated 5 out of 5 stars (22)
2,290 users

ConQuery

Context searching for everyone and URL manipulation tool for advanced users...

Rated 5 out of 5 stars (36)
641 users

Console²

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.

Rated 5 out of 5 stars (45)
17,065 users

Edit Middle

Show AwesomeBar results when editing in the middle (not just at the end)

Rated 5 out of 5 stars (17)
49 users

Right Links

This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.

Rated 5 out of 5 stars (85)
8,239 users

QuickMark No Restart

A quick and minimalistic way to create bookmarks.

Rated 5 out of 5 stars (12)
783 users

TED the Toolbar

A toolbar to monitor your real-time electric use. Requires TED, the Energy Detective and TED Footprints API, products of Energy, Inc. The toolbar now supports both the TED 1000 and 5000 series energy monitors.

Rated 5 out of 5 stars (14)
318 users

365Scores Notifier

365Scores - Live Scores, News and real time Notifications for your favorite sports - soccer, tennis, basketball, a. football and more!

Rated 5 out of 5 stars (68)
8,379 users

Irvine ContextMenu

Downloads links and images with Irvine.

Rated 5 out of 5 stars (23)
7,641 users

Element Hiding Helper for Adblock Plus No Restart

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Rated 5 out of 5 stars (363)
943,864 users

Export Cookies

Exports all cookies in IE manner.
Makes a Netscape standard cookies.txt file.
Very useful for WGET --load-cookies option.

Rated 5 out of 5 stars (28)
8,033 users

Location Bar Enhancer No Restart

Changes the Location Bar of Firefox into a Breadcrumb display with rich and interactive features.

Rated 5 out of 5 stars (103)
23,062 users

YouTube Anywhere Player No Restart Featured

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

Rated 5 out of 5 stars (41)
40,931 users

Save Text To File No Restart

Saves highlighted text to a file in the specified directory

Rated 5 out of 5 stars (54)
20,554 users

lmnpop

Pops elements as resizable windows.

Rated 5 out of 5 stars (15)
708 users

Absolute Load Control No Restart

adds a context menu to stop/reload for more fine grained control over page loading

Rated 5 out of 5 stars (15)
1,085 users