Blocks annoying video ads on YouTube, Facebook ads, banners and much more.
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.
Expands the context menu's 'Search for' item into a list of installed search engines, allowing you to choose the engine you want to use for each search.
Firefox for Vim and Links addicts. The next generation of Vimperator by its primary developers.
Cloud-based add-on that turns your browser into a universal file viewer. Open 500+ file types with Firefox. Anywhere. Anytime.
Collections are groups of related add-ons that anyone can create and share.Explore Collections