Extensions by Name

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URLUncover for Firefox

Uncover any short url including adf.ly, linkbucks.com and more with just a Right click

Not yet rated
285 users

URN Support

Redirects URN links to its related resource.

Rated 4 out of 5 stars (5)
92 users

urVotes

Quickly share your contset Question with urVotes

Not yet rated
1 user

urVotes Poll

Quickly share your contset Question with urVotes

Not yet rated
1 user

USA Track and Field Interactive Theme

Created by http://BrandThunder.com where you can Build Your Own Browser Theme, the USA T&F Team theme delivers a stunning USA T&F theme, quick links to USA T&F social media pages, easy access to the best of USATF.org and a sidebar of featured news.

Not yet rated
1 user

USA-Homepage No Restart

A Visual Iconic Directory of major USA Websites & Newspapers. Frequently Used websites are organized in one quick start page for American Internet users. The most convenient way to use the web.

Not yet rated
9 users

USA-Newspapers-Visual-Directory No Restart

A State-wise Visual Directory of USA Newspapers, Just click a icon to read your favorite one!
Hundreds of USA Newspapers organized in one page for easy reading. Click the map of a state to read its Regional & Local Newspapers.

Not yet rated
13 users

UsableHomeButton

Allows to go to home page (domain root) of any currently opened website via the “Home” button of the browser.

Rated 5 out of 5 stars (18)
533 users

Usage Counter

Tells you how much time you have spent using Firefox and browsing sites.

Rated 4 out of 5 stars (5)
130 users

UsageFinder

Tool for find photos in internet. It took user portfolio from Flickr or Shutterstock (http://www.shutterstock.com) or Lori (http://www.lori.ru) and search this photos on others sites.

Not yet rated
173 users

USC Trojans Interactive Theme No Restart

This is the OFFICIAL licensed browser theme designed especially for USC Trojans athletics fans. You'll enjoy a stunning USC Trojans Firefox theme, quick links to the best of USC Trojans athletics and a sidebar for the latest action.

Not yet rated
2 users

Used car buying off Craigslist helps research car quickly

Shows Consumer Reviews, Reliability info, Estimated Price of the car listed on Craigslist, eBay, Yahoo Autos, Cars.com, AutoTrader, aol, vehix, freebo and Kijiji (US). Its for anyone shopping for a used car.

Rated 5 out of 5 stars (4)
403 users

Useful toolbar No Restart

Main pages that users use everyday, such as: Google, Facebook, Tuenti, Hotmail...

Not yet rated
12 users

uSElEss. No Restart

Other way of XBL destructors, proof of concept, test it viewing css or js files.

Destructors for XBL bindings believed to be useless don't work at the moment of removing binding from node, but only when it doesn't matter anymore (closing window).

Not yet rated
1 user

User Agent Changer

Adds a menu and a toolbar button to change the user agent of a browser.

Rated 4 out of 5 stars (5)
6,389 users

User Agent Overrider No Restart

Override browser user agent string

Rated 4 out of 5 stars (25)
33,498 users

User Agent Quick Switch No Restart

Quickly switch the browser user agent.

Rated 5 out of 5 stars (3)
6,599 users

User Agent RG No Restart

A really generic user agent switcher, no restart required.

Rated 3 out of 5 stars (25)
12,324 users

User Agent RG (FFox update) No Restart

A really generic user agent switcher. Updated versions of Firefox user-agent strings (up to 18.0).

Rated 5 out of 5 stars (3)
1,311 users

User Agent Switcher

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Rated 4 out of 5 stars (198)
450,265 users