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 easy way to download and convert Web videos from hundreds of YouTube-like sites.
This works also for audio and picture galleries.
The Web Developer extension adds various web developer tools to the browser.
Capture It! Toolbar is a free toolbar for Firefox browser users to capture an entire web page or part of a web page and save it as an image. This toolbar is only for Windows OS English edition.
Collections are groups of related add-ons that anyone can create and share.Explore Collections