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).
The first and only download manager/accelerator built inside Firefox!
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
Personas 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 Personas.
IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox...
The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...
Stay on top of the information you care about with the Yahoo Toolbar. Preview your favorite sites, like Facebook, Gmail, eBay and more, from any page you’re on.
The extension previously known as GooglePreview. Inserts preview images (thumbnails) and popularity ranks of web sites into the Google, Yahoo, Bing and DuckDuckGo search results pages.
Lets you load pages in IE with a single right-click, or mark certain sites to *always* load in IE.
Add a compact menu button to the navigation toolbar, and hide the menu bar.
Supports to hide Menu Bar automatically, you can press the ALT key to show it temporarily.
Collections are groups of related add-ons that anyone can create and share.Explore Collections