For work with new versions, use autoconfiguration module https://mozillagpo.sourceforge.io/
Firefox and Thunderbird extension to manage user preferences and user profile CA certificates using group policy
ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser/email without the need for a separate calendar program.
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.)
ProfileSwitcher Requires Restart
It adds some options to launch easily other profiles and the Profile Manager.
Minimize On Start and Close Requires Restart
A remake of the MinimizeToTray-extension made to fit the Windows 7 taskbar. Instead of minimize the window to the tray it minimize it to the taskbar. It can minimize on startup, when the window is closed and/or when the esc key is pressed.
Adds toolbar buttons to the customize toolbar window in several programs including Firefox, Thunderbird and SeaMonkey. Some of the buttons make commonly preformed actions quicker, others add new functionality.
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
AutoPager Fixed Requires Restart
AutoPager Fixed is a working version of AutoPager extension for Firefox 36+ (non-E10s mode) to autoload the next page(s) when you scroll pages.
ATTENTION: DISABLE THE ORIGINAL AUTOPAGER ADDON!
Restart application Requires Restart
Restart the application with one click (or Ctrl Shift Z)
Orkut Toolbar Requires Restart
Orkut Toolbar helps you to format the text of your posts in the Orkut forums, easily access all common functions of orkut, create and manage custom signatures and insert and view images and flash movies in orkut posts and scraps.
OverbiteFF Requires Restart
MDN Interface Documentation Generator Requires Restart
Generate MDN Interface Documentation from IDL files.
AutoCopy 2 Requires Restart
Copies selected text to the clipboard automatically.
BOINC Stats 2 Requires Restart
Displays your Total and Recent Average Credits for BOINC distributed computing projects in the status bar.
Flashblock Ultimate Alt Zero Requires Restart
This extention allow to remove focus from embedded flash object by pressing Ctrl+Esc or Ctrl+F12 (see mozilla superbug: 78414) and move focus back by Alt+Esc or Alt+F12
USE THIS INSTEAD: https://addons.mozilla.org/en-US/firefox/addon/focus-regainer/
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.
Force a LTR locale to behave as if it was a RTL locale.
Extension List Dumper 2 Requires Restart
This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...
mappviewer Requires Restart
Tools for Meyersound's MAPPonline
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.