Right Links Requires Restart
This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.
YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.
Open With Opera sends pages, links, tabs and images from Mozilla Firefox to Opera.
This extension provides various customization options for the Adblock Plus user interface.
Display Mail User Agent Requires Restart
Displays icon for user agent of received mails.
Linkification Requires Restart
Converts text links into genuine, clickable links...
Custom Buttons Requires Restart
Gives a possibility to create custom toolbarbuttons...
Switch tabs by scrolling with the mouse wheel in the tab bar.
Dorando keyconfig Requires Restart
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
jQuery Requires Restart
jQuery and jQuery UI embedded in browser
Sync engine for Stylish with backup / restore facility.
Manage your installed personas (lightweight themes).
Block advertisement and access to adult sites
A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.
Active Stop Button Requires Restart
Stop gif animation with button, context menu or Esc key
KeePass Helper Requires Restart
Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
Adds icons to buttons and/or menus.
Duplicate This Tab Requires Restart
This add-on provides the much needed feature update of Tab Duplication to Mozilla Browsers. Features Supported include Duplication of Browser Tabs, Detaching Tabs and Merging All Windows.