Provides a quick way of changing the HTTP Accept-Language header so you can view and test websites with a different locale.
Quick Locale Switcher Requires Restart
Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.
Quick Page Switcher Requires Restart
Replace URL by regular expression, you can switch the page quickly.
Quick Paste Requires Restart
Have you ever wanted to send a article or long conversation over IM or post to twitter, only to have it be over the limit on size? What about a cool way to share data without the fuss? Thats what TinyPaste is! Its like TinyURL but for text!
Quick Preference Button Requires Restart
Access common preferences from a menu button. It includes settings for page download and display, tabs, proxy, spoofing user agent (user agent switching), enable or disable the Adblock extension and more. Click on More Previews>> under the...
Shows the QR code of the current tab.
QuickFrame Requires Restart
Allows quick access to frame functions via the context menu by overriding "Reload", "View Page Source" and "View Page Info". Instead of being applied to the main window, those functions now apply to the current frame only.
QuickInbox Generator Requires Restart
Easily generate a QuickInbox.com disposable e-mail address to use on any site. Automatically fills e-mail field of the page you are on with a random @quickinbox.com e-mail address and opens your inbox in a new tab.
QuickJava Requires Restart Featured
Quick Login Plugin
QuickRestart Requires Restart
Ever needed to restart Firefox after enabling or disabling an extension, switching to a new theme, or modifying configuration files (such as userChrome.css or user.js)?
This simple extension adds a "Restart Firefox" item to the "File" menu. You can ...
QuickToggles Requires Restart
quinz.me - Image Host Add-On Requires Restart
quip Requires Restart
Please write a review to get this out of Sandbox into mainstream!! Will be much appreciated!!
The quip (quick-ip) addon eliminates typing in the first two octets of the ip address. Typically in intranet testing or development environments, you access...
quit command for the developer command line
Lets you Bypass Quora Login.
A Quora Blog shared this trick/hack so that knowledge can be shared without restriction. If you are logged in, it won't do anything.
But say you are not logged in (or using private window), then this comes handy.
QVGAコンバータ Requires Restart
Qworum for Firefox® Requires Restart
Provides advanced browser capabilities for modularizing and integrating web applications.
qyercut Requires Restart