Up & Coming Extensions
Save video from any Youtube video in High definition HD or Standard definition SD.
1-click download any video directly from Youtube.
Choose if you want .mp4, .webm, mobile, or audio only (audio only saves space and great for mobile devices)
Click to download any Youtube, Instagram, Facebook, Vid.me, Streamable, LiveLeak, Vine video or photo.
Save video from any Facebook video in original .mp4 format.
"1-Click" download any video directly from Facebook.com.
Choose if you want video or just an image.
Addon uses 3rd party site (www.getyourfb.com) for operation.
Hide Navigation Bar Requires Restart
This extension enables you to hide the navigation bar through a toggle button. Currently the toggle button is the F2 key. You can change the key in the extensions options, as well as configure whether you want the Navigation Bar to be displayed on ...
Pioneer is an opt-in program that allows collection of richer data from Firefox.
ScrollyFox Requires Restart
This is a basic FireFox extension which simply scrolls the page down (and optionally up again) automatically at an adjustable rate.
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
Download YouTube videos in all available formats and extract the original audio files
Open and download links with IDM (internet download manager)
Prevents your web browser from opening a new window on top of the content or web site you are viewing. The Addon also supresses unwanted advertisement windows on your screen. The one deciding what consitutes a popup is the user.
A Statusbar with speed, percentage, time and loaded size (similar to Opera's one)
ipFood Requires Restart Featured
Simulate the use of a series of proxy changing at each new connection.
Swap Proxy Requires Restart
Swap Your Proxy Setting instantly just by a click.
Redesign the web with Stylus, a user styles manager. Stylus allows you to
easily install themes and skins for many popular sites.
ClassLink provides secure and simple single sign-on access to all your apps, files and classes from anywhere.
O Lembrador Méliuz avisa quando você acessa uma loja parceira e, com um clique, você garante descontos e dinheiro de volta nas compras!
Proxy Tool Requires Restart
Proxy Tool - Powerful, yet User-friendly proxy tool to manage your proxies and anonymity needs, including: 46M+ user agents (world's largest), 10 different spoofed HTTP referrers, auto-proxy rotation, plus many more. Developed by http://ProxyList.co