Easily download most popular video formats.
Select some text, right-click and choose"Search image" in the menu, a Google Image tab will open with your results.
Google Reverse Image Search The only add-on in this category capable of searching local files from the computer
Tons of features to improve your user experience on YouTube™.
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.
Allows user to block gif images on a web page.
Open and download links in IDM (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
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+