An extension that allows for the use of dynamic commands in Firefox.
Keep your favorite Extensions synced with all your computers.
Operator leverages microformats and other semantic data that are already available on many web pages to provide new ways to interact with web services.
Reclaims the browsing space by transforming Firefox 4's wide grey add-on bar into a neat set of buttons.
Fill in the rest of words as you type them into the location bar
Note from Mozilla: This add-on has been discontinued. Try Google Minimalist instead.
CustomizeGoogle enhances Google by adding information and removing unwanted information.
Suggest words from the page when finding
Collections are groups of related add-ons that anyone can create and share.Explore Collections