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About this Collection
My favorite add-ons
157 Add-ons in this Collection
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.
Firebug by Joe Hewitt, Jan Odvarko, others
DownThemAll! by Nils Maier, Federico Parodi, others
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.
Greasemonkey by Anthony Lieuallen, Aaron Boodman, others
The simplest YouTube Video Downloader for all YouTube Flash sites, period.
Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.
With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.
- download and save videos embedded into a website to your hard disk
- add youtube, vimeo and other videos easily to your video list
- supports up to 4k videos
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.
YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.