NoRedirect Requires Restart
NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.
Tooltip Plus Requires Restart
Show tooltips for links and images with URLs, icons, alt text, and long titles.
Y U no validate Requires Restart
In the "Add Security Exception" dialog makes "Permanently store this exception" checkbox unchecked by default.
Previously known as XULernia. New name seems to be less misleading.
No Tooltip Timeout Requires Restart
"title" tooltips won't disappear anymore
Open With Requires Restart
Quickly test out your web pages in Internet Explorer, Chrome, Safari, or Opera. Open With opens the current page in your other browsers with just one click. Add Open With to your menus, toolbars and developer toolbox today!
AutoProxy Requires Restart
Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.
Shrunked Image Resizer Requires Restart
Make your photos smaller, so they don't take forever to email or send to websites.
TaQuilla Requires Restart
Automatic tagging using Bayesian statistics
OpenDownload² Requires Restart
OpenDownload² extends the "Save" dialog by a "Run" button to open the file directly.
Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.
Fireclam Requires Restart
Use ClamAV to scan Firefox downloads for viruses.
BatchDownload Requires Restart
Like FlashGet's batch download,but special designed for some image site!
FireWebSSO Requires Restart
Secure remote storage of your personnal passwords, bookmarks and notes, crypted by your navigator. Auto-login, auto fill, auto detect authentication forms or HTTP-authentication, Single Sign-On, always synchronized with all your firefox navigators.
ToggleReplied Requires Restart
Enables toggling of Replied/Forwarded states of messages.
Browser Backgrounds Requires Restart
Browser Backgrounds is the new Firefox extension that lets you install backgrounds directly on your browser.
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!
Spanish (Spain) ChatZilla Requires Restart
Spanish (es-ES) Language Pack for ChatZilla
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
FiltaQuilla Requires Restart
Adds many new mail filter actions - launch a file, suppress notification, remove star or tag, mark replied or unread, copy as "read", append text to subject.
Removes all the junk from New Google Reader and just gives you the search and collapsable subscriptions + favicons. By DemianGod
Also you can install the Script for GreaseMonkey.
Download from: http://userscripts.org/scripts/show/30242