Sound Adjustment
Easily adjust various sound settings (volume, balance, etc.) via toolbar popup.
4,218 users
Download with Free Download Manager (FDM)
when activated, interrupts the built-in download manager to direct links to FDM
4,208 users
ColorFish 🐠 Color Picker
Open-Source Color Picker for Websites and Desktop Apps. With ColorFish you can get a color reading from any point in your browser and desktop. ColorFish is the only eyedropper browser extension with desktop color selection support.
4,143 users
YouTube LiveChat Flusher (Danmaku Chat)
Provides bullet chatting (danmaku) on YouTube Live, like niconico or bilibili.
4,140 users
Rotate Youtube Video (+ Zoom / Mirror, AB Loop)
You can rotate, zoom, mirror, or A-B loop the video. See the full details at the bottom of this page, or press the shortcut Ctrl + Shift + 1 after installing the add-on to open the add-on preferences.
4,118 users
YouTube Download Button
Free YouTube Download Button allows you to save YouTube video and audio files just in 1 click
4,062 users
MediaPlayer - Video and Audio Player
A powerful media player built on top of the video.js project with HTTP Live Streaming (HSL), speed control, and playlist support
4,028 users
Right-click YouTube Video Downloader
Use right-click menu to download YouTube Videos without any appearance changes on your webpages. Works on YouTube video links on any pages.
3,909 users
SCDL SoundCloud Downloader
SoundCloud Download Helper. Adds ARTWORK, ARTIST, GENRE, TRACKNAME !! FIXED!! 04.12.2019
3,855 users
YouTube Windowed FullScreen
Watch videos on YouTube fullscreen within your browsers screen.
3,837 users
YouTube Mp3 Downloader
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
3,802 users
YouTube Livestreams Theater Mode
Improves the viewing experience of YouTube livestreams and premiers with an enhanced theater mode, including features like moving chat to the left side or on top of the video.
3,784 users
Auto HD/4k/8k for YouTube™
Automatically set your default YouTube™ video quality with this great new Auto HD, supporting high definition resolution HD/4k/8k. High definition for YouTube.
3,770 users
Cast Kodi
Cast videos and music from more than 50 sites (YouTube, Twitch, Vimeo, SoundCloud, torrents, …) to Kodi with context menu and remote control.
3,739 users
