NoScript Security Suite Requires Restart Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
Mason Requires Restart
This extension can simplify the rule to just specify the URI and Content type and can enable/disable each rule separately.
What's more, it can customize the web pages by user scripts which is similar to Grease Monkey.
TED the Toolbar Requires Restart
A toolbar to monitor your real-time electric use. Requires TED, the Energy Detective and TED Footprints API, products of Energy, Inc. The toolbar now supports both the TED 1000 and 5000 series energy monitors.
You do the shopping. We'll do the searching. It's that simple.
Screengrab (fix version) Requires Restart
Screengrab! saves webpages as images.
New features: upload to internet
Rainbow Color Tools Requires Restart
Color tools for web development.
Color picker and eyedropper + saving colors and trying out colors with drag and drop.
Live new tab page: living photos in your browser, weather, to-do list, and bookmark tiles
Sun Cult Requires Restart
Worldwide Sunrise, Sunset, Twilight, Moonrise and Moonset...
Classic Bookmarks Button Requires Restart
Mainly for Firefox 29+!
This add-on restores bookmarks menu known from older Firefox versions on Firefox Australis.
Use 'Customize (Toolbar)' menu to place the new bookmarks button on your favorite toolbar.
QuickJava Requires Restart Featured
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.
This addon predicts your character based on date of birth
This add on would be added to addon bar above the taskbar with name HCGdora and click on it to open
Edit Middle Requires Restart
Show AwesomeBar results when editing in the middle (not just at the end)
Hoxx VPN Proxy service to unblock blocked websites, hide your location and encrypt your connection. Completely free.
Double-click action for Firefox -
double-click Link, Bookmark/History to open in new tab (emulate ctrl+click).
bioFOX Requires Restart
Bioinformatics tools on Mozilla based browsers
Policeman gives you precise control over what web requests are allowed. Create rules based on domain name and type of resource being requested. It can also be used to improve privacy or block cross-site scripts.
Space Next Requires Restart
Press the "Space" key at the end of a page to load the next page (à la Opera)
Double Click Closes Tab Requires Restart
The fastest (yet safe) addon to close tab using mouse only! Close any tab by double clicking the tab. Close current tab by triple click anywhere on the page. Optionally middle click or double right click on page to close tab.