Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.
WORKS WITH NEW YOUTUBE LAYOUT, "Best Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps 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.
Google Reverse Image Search The only add-on in this category capable of searching local files from the computer
Dark YouTube theme - apply Black Youtube & Facebook Skin. Dark YouTube theme protects eyes by changing Youtube & FB colors to black
Stops video autoplay and shows the preview thumbnail.
Adds a volume slider to Bandcamp album pages on bandcamp.com.
If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.
Open and download links in Internet Download Manager
Flash & Video Downloader is a great download manager tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos , Vimeo and more) with a single click.. Fully supported new Firefox Quantum 57
Allows user to block gif images on a web page.
The YouTube mp3 Downloader Add-on includes a Button on any YouTube Page and allows you to convert the YouTube Video to a mp3 with just one click. Compatible with new FireFox Quantum 57+