Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as the YouTube, Vimeo, Dailymotion, Youku video player, etc.
4,734 users
YouTube Download
Download video from YouTube and many other popular sites in your preferred file format: MP3, MP4, WEBM and more!
4,504 users
Playback speed
Control the speed of video playback.
4,342 users
YouTube to MP3
Download an mp3 audio file from any YouTube video with just one click!
4,080 users
Youtube Speed Control
Control speed of the youtube playback using the keyboard. Press '+' to increase and '-' to decrease the playback speed. Or Shift + mouse wheel . That plugin doesn't work together with "Enhancer for YouTube™"
4,009 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.
4,003 users
ChatGPTBox
This extension integrates ChatGPT into the browser deeply, and provides chat windows, search engines and commonly used websites integration, and selection tools.
3,910 users
Youtube to MP3 Converter & Downloader
Firefox extension to convert and download Youtube videos for free in MP3 format. This addon includes a button on any YouTube View Page and allows you to convert the YouTube Video to a mp3 file with just one click.
3,895 users
Holodex Plus
Holodex.net companion extension for enhancing the viewing experience
3,853 users
YoutubeDigest: summarize using ChatGPT
Generates summaries for youtube videos using ChatGPTGenerates summaries for youtube videos using ChatGPT
3,833 users
YouTube Popout Player
Provides a simple way to open any YouTube video in a popout window
3,744 users
Dualsub - Dual Subtitles for YouTube
Display dual subtitles, use machine translation and speech recognition to generate subtitles.
3,743 users
uView Floating Player - Picture in Picture
Watch Youtube video and more in a floating window Picture in Picture (PIP) on top of any other application while multitasking or gaming on PC. Say goodbye to alt-tabbing.
3,722 users
YT Siphon
Redirect YouTube URLs to alternative frontends
3,520 users
RYS — Remove YouTube Suggestions
Stop the YouTube rabbit hole. Customize YouTube's user interface to be less engaging.
3,500 users
Free VPN - 1VPN
Free VPN, Unlimited Data, Fast Speeds, Secure Encryption, No-Logs Policy, and Easy to Use.
3,477 users
CookieManager - Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
3,477 users
Tab Volume
Control your tab volume.
3,296 users
Allkeyshop - Compare Game Prices
Shows you the best deals available while you're surfing on the web
3,287 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.
3,164 users
YouTube™ Comment Translate
Automatically translate YouTube comments using the Google-Translate API. This extension allows the user to translate YouTube comments with the click of a single button, right next to the comment.
3,037 users
Previews (For TTV & YT)
Live previews when hovering over streams on Twitch & YouTube | A bunch of quality of life improvements for TTV & YT
2,929 users
YouTube to MP3 Downloader
This extension add a download button on any Youtube page and allows you to download MP3 & Video with just one click.
2,892 users
Theater Mode for YouTube™ (YouTube Wide Screen)
Force YouTube to open in its player in the theater mode
2,834 users
YouTube LiveChat Flusher (Danmaku Chat)
Provides bullet chatting (danmaku) on YouTube Live, like niconico or bilibili.
2,823 users