YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.
Tons of features to improve your user experience on YouTube™.
Easily download most popular video formats.
Google Reverse Image Search The only add-on in this category capable of searching local files from the computer
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and Beyond. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, Hulu, Metacafe, YouKu, etc.
Stops video autoplay and shows the preview thumbnail.
Adds a volume slider to Bandcamp album pages on bandcamp.com.
Free YouTube to MP3 Button allows you to save music in Mp3 just in 1 click! All you need to do is to click Convert to mp3 straight at the page of the required video. Fast and simple!
Recommended, support FireFox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. you can start an instant meeting or schedule a future meeting via a button.
Open With PDF Reader addon send PDF links directly to a PDF viewer like Adobe Acrobat Reader. Compatible with new Firefox Quantum 57
Help you quickly open and download links in IDM (Internet Download Manager) - the best and fastest download manager on the market. Compatible with new Firefox Quantum 57