rodentkiller No Restart
Follow <link>s using hotkeys.
Double click on Tab or Webpage to close current Tab. Also, will add the "Undo Closed Tab" context menu. It is the smallest/fastest extension in the world, only 1Kb!
When you hit new tab button with middle click, launch a search or the url containted in your clipboard
Highlights important information on Google's Safe Browsing diagnostic pages making them easily readable.
Mibbit Browser Window that opens up in a separate window than Firefox to allow you to use the Mibbit IRC client while browsing.
GISS Google Image Search Size Indicator No Restart
A tool for adding linked-image size information to the default view of Google Image Search results.
auto dial helper No Restart
Auto Dial Helper,
WORKAROUND for Bug 652440 auto dial helper does not pop up when open web page
Memorizes Bookmarks/History sidebar's vertical scroll position. And restores it at re-opening, in each window each session.
Open documents in Google Docs Viewer with a simple right click.
View PDF, DOCX, XLSX and much more online with Google Docs Viewer.
Burle os protetores de link e seja redirecionado diretamente para o site de download.
Pops video elements as resizable windows, lightweight and powerful.
Post current page to Delicious.
Google Instant Integration No Restart
Add a search engine that seamlessly sends you to the Google instant web-search when you start searching.
NoteIt lets you create useful and private notes on webpages which will be there once you return to the webpage. It comes with a simple toolbar button that helps you create a note with just a simple click.
Blends in OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS being used the most in the world. Thunderbird can also be blended in as Firefox.
Upload images fast and easy to Imagezilla.net by right-clicking on them.
==== OBSOLETE ==== This Add-On is no longer necessary ==== Instead, get the addon named "Padlock", which can give you the same experience ====
Highlights the URL bar with yellow color, if connected using valid https
change your sidebar to a floating panel rather than an ordinary, in-flow sidebar