Layout Switcher Requires Restart

Switches the mail layout to 'wide view' when on a large enough monitor.

Close last tab with middle-click

THIS ADD-ON IS NOW UNNECESSARY FOR FIREFOX 31 AND UP!

Tired of middle-clicking on the last tab in Thunderbird, only to have nothing happen? This add-on embraces the industry-standard middle-click behavior of IE, Chrome, and Firefox (3.6- and 31+).

Toggle Development Profile Prefs

Toggles Development Profile Preferences On When Enabled And Off When Disabled.

esri

This is an extension that enables "View in ArcGIS.com".

DivFind

Search in all your search engines at the same time

Page Content Estimator

This addon estimates the number of links in a target page.

Keyword to Latest Digg URL Converter

This addon converts a user selected keyword within a website, to the newest digg entry which encapsulates the target keyword.

Hyperactive Requires Restart

Scans hyperlinks in composed messages and alerts if one of the hyperlinks is broken.

Me Hincha

Ahora también podés decir todo lo que te hincha en Facebook!
Descargá tu botón ME HINCHA para utilizar en Facebook y contale a todos tus amigos que te hincha.
Únicamente disponible para Mozilla Firefox.

WebMyStyles

Style the web your way- provides a GUI that allow web users to change the look-and-feel of arbitrary web pages to something more pleasant and accessible.

google-pagerank

arpitgupta31 (1)

language converter

Gif Remover

To fastest your browser to surfing internet without extension gif.

JS Deminifier

Simple JavaScript deminifier

Personasizer

Personasizer allows you to expose more of your persona's header image. Useful for personas that have text or an important part of their content cut off by the browser's navigation elements.

JSON Inspector

Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.

setenv

Automatically set environment variables based on preferences.

check-links

リンク先のファイルを調べる

Password Mask Changer

Changes the mask character used in password fields.

WDownloader WGrabber

WDownloader plugin for Firefox