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About this Collection
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376 Add-ons in this Collection
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
Now with 1080p Full-HD Support!
Download every YouTube video you want and you can download them as Full-HD MP4, FLV, 3GP, MP3, M4A and AAC formats. Easy & Fast!
Download and save videos playing on a website like youtube to your hard disk
Use the Evernote Web Clipper to save things you see on the web into your Evernote account.
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
Play all videos on youtube without flash in your preferred size using only HTML5.
Just one simple toolbar button to open Selenium IDE. You need to have installed Selenium IDE: http://seleniumhq.org/projects/ide/
Manage popular downloaders (Windows, Linux, Mac) and support special links of thunder,flashget,qqdl,ed2k,magnet,fs2you.
Facebook Messenger lets you bring a Facebook Messenger right into your browser to chat with your friends.
A great new simple Dailymotion Video Downloader!
Download Dailymotion Videos in FLV and MP4 formats easily.
The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!
Multiple account (or label) Gmail notifier (without storing passwords)