Disabled the new 2017 YouTube Redesign (polymer) from appearing on page load.

小窗口视频（bili，mgtv）。网页右下角会出现一个小按钮，点击之后视频会通过小窗口播放。基于chrome浏览器的画中画（Picture in Picture）。

Download subtitles or captions from Youtube, TED, Vimeo, Dramafever, Dailymotion, etc. Support mutiple languages. For Youtube, both closed captions (CC) and automatic captions (auto-generated subtitles) can be downloaded if they are available. Fast and easy to use.

When you search on Youtube the filters are expanded

Remove all shorts

Download every YouTube video you want and you can download them as Full-HD MP4, FLV, 3GP, MP3 128kbps and 192kbps, M4A and AAC formats. Also thumbnails and subtitles can be downloaded! Easy & Fast!

Reduces size of each subscription item and removes or makes more visible which video was watched

Perfect watch page. Dinamicly adjust player size acc your window size to get biggest video.

Clear external links from redirects in video descriptions

Enables the fullscreen button in all embedded youtube videos

Clear external links from redirects in video descriptions

Adds a Loop button to YouTube that lets you auto-repeat videos.

Scrollable related videos on YouTube.

Youtube.com Auto-confirm, Auto-Playnext, Auto-Fullscreen-Resume Tested with Firefox for fullscreen to work goto about:config -> full-screen-api.allow-trusted-requests-only = false

Sort by date as default acout youtube & google-video. Duckduckgo and Google results also formatted to 2 columns. See GM menu to disable columns. Also makes links go directly to target and not via the search website's advertising department.

View tags on YouTube description pages.

Get youtube raw link without external service.

📜HTML5视频播放器增强脚本，支持所有H5视频网站，🎉例如：B站、抖音、腾讯视频、优酷、爱奇艺、西瓜视频、YouTube/油管、微博视频、知乎视频、搜狐视频、网易公开课、百度网盘、阿里云盘、TED、Instagram/ins/IG、Twitter等。…

Download videos from youtube.

like4likebot

The 320 kbps YouTube mp3 addon generates a MP3 button on YouTube.com. Convert YouTube to mp3 and download the file to your device.

Redirects youtube shorts to the normal player

Display the remaining time of a YouTube video during playback.

Embed youtube videos on komica