Up & Coming Extensions
Download YouTube Videos as MP4 No Restart
An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.
UnPlug is an extension which lets you save video and audio which is embedded on a webpage - it's a video download tool.
Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).
The first and only download manager/accelerator built inside Firefox!
FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.
Browser Backgrounds is the new Firefox extension that lets you install backgrounds directly on your browser.
Adds zoom and rotation functionality for images...
NewsFox is an efficient 3-pane(email) style Atom/RSS feed reader.
Theme Font & Size Changer No Restart
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
Private Tab No Restart
Adds private tabs.
WebODF No Restart
Viewer for OpenDocument Format office files. It can display documents saved from LibreOffice, OpenOffice, Calligra, Abiword, Microsoft Word, Excel, PowerPoint. The documents should be saved in the OpenDocument Format.
Adds a font size (in pixels), strikethough, subscript and superscript buttons to Thunderbird's Compose Window.
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.
The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.
"No more eina, just a lekker spell checker!"
Tab Wheel Scroll No Restart
Switch tabs by scrolling with the mouse wheel in the tab bar.
This simple add-on allows you to download MP4 (iPod-compatible) videos from YouTube, Dailymotion, and Vimeo.
Easy Youtube Video Downloader Express No Restart
Only one with 1080p Full-HD and 192kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV,3GP,MP3,MP4,720p, 1080p qualities on Youtube pages.
Adds metadata and sortable tags to the password manager.
Safe for Amoled No Restart
Darkens the background of the page