Download YouTube videos in all available formats and extract the original audio files
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.
Listen to live radio stations from around the world!
Watch YouTube in the full-HD quality or the highest available one
Augments your Steam Experience
瞬间过滤B站(bilibili.com)刷屏的相似弹幕,还你清爽的弹幕视频体验。
Show the rating bar (likes/dislikes) on the bottom of every YouTube thumbnail.
YouTube™를 더욱 편리하게 만들어 주는 수많은 기능들.
Firemoji is a free extension that lets you input emojis on the web browser of your computer.
AGR - the other OGame experience for all communities.
VidMate MP3 YouTube Downloader Music is free Firefox AddOn for download music mp3 from YouTube Videos service. use VidMate Mp3 Downloader for best quality music download
YouTube™를 더욱 편리하게 만들어 주는 수많은 기능들.