The easy way to download and convert Web videos from hundreds of YouTube-like sites.
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.
YouTube Flash Video Player is a powerful tool that will let you choose Flash video player as default YouTube video player.
Saves highlighted text to a file in the specified directory
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
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.
With EPUBReader you can read ePub files just in Firefox. No additional software needed!
Take control of YouTube!
Download videos, convert videos to MP3 and AAC, block ads, automatically play videos in HD, watch the Top 50 and your favorite videos in sidebar while you surf, change YouTube's style, loop videos, etc..
Save time by speeding up repetitive tasks. Get faster, parallelized downloads, see definitions, auto-load the next page, improve searching, and more. FastestFox will dramatically enhance your productivity!
When you find something on the web that you want to view later, put it in Pocket. It automatically syncs to your phone, tablet or computer so you can view it at any time, even without an internet connection.
Media Converter and Muxer is an easy to use video and audio converter and muxer.
DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension makes DuckDuckGo available in the address bar, search bar and right-click menu. Also adds a handy toolbar button with more features!
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.