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Togglify Add-on Toggler
Adds toolbar buttons for each restartless add-on (including user scripts and plugins) to toggle its enabled state.
AutoCopy 2 Requires Restart
Copies selected text to the clipboard automatically.
IPvFox
List the hosts, and corresponding network addresses, from which a page and its resources are loaded.
Version in Add-on bar Requires Restart
Show the Firefox/Thunderbird version number in the addon bar (formerly called status bar).
ProfileSwitcher Requires Restart
It adds some options to launch easily other profiles and the Profile Manager.
Multiple Addon Deactivator Requires Restart
Multiple Addon Deactivator (M.A.D) is an addon that can (de)activate one, many or each addon at the same time
Web Cache View Plus Proxy Requires Restart
Displays a web cache and/or web proxy view of a web page. You can call it from menu of tab, page context, link context and maybe while page loading.
TeamBox-ff Requires Restart
Ce module permet de passer des appels téléphoniques en cliquant sur les numéros de n'importe quelle page web, via les serveurs voip TeamBox et Asterisk
GuifiProxy Infocentre Santa Bàrbara Requires Restart
Facilitates the use of proxies allows switching between them with two clicks, import i export lists, edit, add and delete manually, automatic authentication and exception address
SolusVM VPS Monitor Requires Restart
Status Monitor for SolusVM-backed VPS.
Disable Add-on Compatibility Checks
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
Key config Requires Restart
This add-on provides configurable keyboard shortcuts for several actions and a dialog to customize them.
All shortcuts can be redefined in Tools -> Key settings
Extension Test Requires Restart
A simple add-on for extension testers, especially AMO editors and developers who plan to submit their add-ons to AMO.
Page Content Estimator
This addon estimates the number of links in a target page.
Addons Manager Hilite
Remembers last selected (hilited) extension/theme/plugin/userstyle in Add-ons Manager. Version 3.0 also includes sorting buttons. Turn off/on the add-on selection list box and/or fine tune behavior via its Options.
Open Multiple Locations Requires Restart
Adds a "File" menu option to open multiple locations at a time.
MDN Interface Documentation Generator Requires Restart
Generate MDN Interface Documentation from IDL files.
To create your own collections, you must have a Mozilla Add-ons account.