Up & Coming Extensions
Flexible Sidebar allows to change sidebar width by dragging the handles.
Foobar Controls Requires Restart
Allows you to control the Foobar2000 Mp3 player from the Firefox window...
Adds icons to buttons and/or menus.
CheckBoxMate Lefedor Edition Requires Restart
Check multiple checkboxes by drawing a rectangle around them. FF6 version.
I've made this version since i did need it for use with RTM,
1-click Online Document View Requires Restart
Open DOC, DOCX, PDF, PPT, PPTX and TIFF files linked in any webpage directly with Google Docs viewer using "1-click Online Document View", with a single left-click of your mouse / trackpad!!
HttpFox Requires Restart
An HTTP analyzer addon for Firefox
Type web addresses always in Latin letters no matter of your current keyboard layout.
MinimizeToTray For FF 3.5 Requires Restart
MinimizeToTray For firefox 3.Minimizes Mozilla windows into the system tray.Note:I am going to remove this extension if the original creator make a FF 3 version!
TheRealURL Requires Restart
Get URL information: expand short URLs, get title and content type information without visiting the site.
UPDATE, AUG 2013: THIS EXTENSION IS NO LONGER SUPPORTED. The source is open - if you wish to take on the development, you're welcome.
CSHelper Requires Restart
This extension packages versions of the CamStudio recorder application and the XVID Codec. It is primarily intended to be used with the screen capture feature of the Video DownloadHelper add-on, when on Windows.
Mozilla Labs - Jetpack Prototype Requires Restart
Jetpack Prototype is an experiment in making it easy to build Firefox add-ons using common web technologies.
A simple extension that counts the number of open tabs per window and displays the count in the toolbar...
Automatically set environment variables based on preferences.
DownloadStudio Firefox Integration Requires Restart
Firefox Integration for DownloadStudio
Focus Regainer Requires Restart
Return focus from embedded object back to browser on browser hotkeys pressed.
Connectify.io is absolutely FREE simple to get started. The best part is this extension is the ease of use and remarkable idea of combining SMS with Infusionsoft directly in your browser. Search contacts, create tags, complete forms, and much more.
Bork Bork Bork! Requires Restart
The Swedish Chef travesty filter and URL blocker. View web pages or mail as spoken by the Swedish Chef like this...
"Zee Svedeesh Cheff trefesty feelter und URL blucker. Feeoo veb peges oor meeel es spukee by zee Svedeesh Cheff leeke-a thees."
Paste to Tab and Go Requires Restart
Paste URL or text to any tabs or a new tab and load it immediately, like 'Paste & Go' feature, but unlike 'Paste & Go', this extension will paste text from clipboard to a tab without focusing on the tab first.
WikiLook Requires Restart
Leading dictionary lookup add-on. Fast, light, open source tool that define words for you without need to open new tabs or windows. Wiktionary&Wikipedia.
Ctrl or Shift or Alt + RightMouseButton click. Now with thesaurus.
70+ languages supported!
Lets the user direct the submission of a form to a new tab or window. [Bug #17754]