Most Popular Extensions
Ewhois Requires Restart
Created for www.ewhois.com which allows you find out websites belong to the same owner.
Play thousands of free online games, sports games, arcade games, multiplayer games, games for girls, educational games and lots more
ASP.NET Errors Linkifier Requires Restart
Modifies ASP.NET error pages to displays links that allow to open the corresponding file in your favorite editor.
Just scan with your phone, and you'll automatically logged in
YouTube - Now Playing Notifications Requires Restart
Shows a notification when YouTube starts playing a video/song.
Best Deal Hunter Requires Restart
Amazon Best Deal Hunter
from "Amazon Deal Button" This addon helps you easily locate Amazon's unpublished (up to 90% off) clearance sections on US, UK, Germany, France, Canada, Japan and Italy sites.
ROT-13 http:// (uggc://) URLs should just work.
Help determine and report external causes of slow startups in Windows.
Allows switching between TagMan’s live and testing modes.
LogMote addon Requires Restart
LogMote provides a way to manage web site login/passwords stored on your smartphone when surfing the internet with your computer.
Link.ac url shorteter + создание QR кода Requires Restart
Укорачиватель ссылок от сервиса Link.ac
ViewMyBrowser Requires Restart
ViewMyBrowser is the only browser sharing solution for Mozilla Firefox. Remote support and co-browsing solution inside your Mozilla Firefox. Works with all web applications even inside an intranet and inside login areas of web applications or sites.
Akonter Submit & Share Buttons Requires Restart
Let you quickly save favorites online or share business, shopping, marketing and services bookmarks easily to akonter.com or share them on Facebook, Twitter and Google+ or use them as social homepage buttons in Mozilla Firefox start page.
PM2.5 Requires Restart
Show the latest PM2.5 Air Quality Index of your city on Add-on bar.
Shortens the currently open link using tinyurl, and copies the result to the clipboard for instant pasting.
Introducing EasyCollab, a better way to stay aware and work through your day to day work in activeCollab — right in your browser toolbar!
UK TV, and Radio, Guide and Search Requires Restart
A comprehensive, and up to date, Guide and Search for hundreds of UK TV and Radio channels based on data from metabroadcast.com
See here: http://forums.mozillazine.org/viewtopic.php?f=48&t=2782481 for news on the availability of the new data feed.
Undo Tab @ps Requires Restart
Add a toolbar button onto any toolbar to undo closed tabs