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Most Popular Extensions
Adds vertical tabs
If you frequently download files from Sourceforge projects, use this extension to automatically convert download links to use your favorite mirror (instead of having Sourceforge prompt...
Helps you keeping tabs tidy by introducing a new kind of...
Mozteroids is a variant of the computer game classic...
Additional navigation menu for Ubuntu Forums via main-menu and context...
Navigate GSMSPAIN forum (http://www.gsmspain.com) through Firefox main...
An extension developer's debug console that is a cleaner alternative to using dump(). It breaks up debug message to be unique per extension or project and let's you view them independently in a clean...
ebay Buddy is a small extension for quick navigation of eBay and other related tools through the right-click context menu or toolbar button....
RSSify the Web!
A right click to upload option for an image hosting site www.picscrazy.com
A navigation menu for the AtomicMPC forums.
A Bar for the P2P Searchengine YaCy. You can use it with or without your own peer.
Scrolls automatically the page, on a customizable speed. Very useful for musicians.
View, sort and filter current Star Wars Galaxies crafting resources.
Rapidshare Happy Hours Notifier
Another Restart Button
Enhances the awesome bar (location bar) by showing the icon of search engines and bookmarks when you enter their keyword. It also changes the icon and tooltip of the go button when a search is being performed.
Looks up words in Dictionary.app on Mac OS X. Optionally, records history of the words you looked up in Twitter.
This is an updated version of UI Tweaker for Firefox 3.6 and below. The link for the original addon is below :