aka MTT. Add-ons to fill in for features from MR Tech Toolkit (+more). Beware of overlap NOTE: MTT is here to make this collection easier to find. DO NOT install after FF 5 (v22.214.171.124 only)
AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.
FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.
Collector's Note Zippy Extension Packager is an alternative to this Add-on Extension
It adds some options to launch easily other profiles and the Profile Manager.
This 15KB restartless add-on will add a "File" -> "Restart" menu item and a ctrl/cmd + alt + r hotkey to restart Firefox or Seamonkey.
Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly.
The Add-ons Manager slims down!
This add-on reduces the height of entries in the Add-on Manager, so you can display more of them at a time.
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
Useful tools for the nightly tester.
Add more items to Add-ons Manager context menu.
Collector's Note Includes Browse Add-on Directory & Copy ID
Adds Themes menu to the Tools and Titlebar menus. Includes toolbar icon.
CLEO (Compact Library Extension Organizer) is a Firefox extension that works with FEBE* to package any number of extensions/themes into a single, installable .xpi file.
Collector's Note Requires FEBE add-on to work
Import/Export your Firefox extension preferences
Collector's Note Companion to FEBE to save add-on preferences
Display profile hint on window title or customized locations (with or without individual icon).