Old YouTube 2016 Layout | Old watchpage | Change thumbnail & video player size | grayscale seen video thumbnails | Hide suggestion blocks, category/filter bars | Square profile-pictures | Disable hover thumbnail previews | and much more!

9Convert Downloader: Download Video and Audio for free

Adds the ability to block videos from specific channels and users

This addon skips youtube ad automatically (This is not an ad blocker)

Add a button to convert youtube to MP3 directly. Convert the video into mp3 with the best quality. The bitrate will be calculated precisely, which ranges from 128kbps to 320kbps depending on original file. Allows you to convert any online video into MP3 audio file. Support most oneline video sites like YouTube, Vemo, Viki, Dramafever, TED and 5000 more.

Replaces the meaningless play symbol with a YouTube-text favicon.

Displays a link below YouTube videos to enable/disable auto replay.

Open videos in external player (mpv) by simply clicking on a thumbnail.

Tries to turn embedded Youtube videos into thumbnails - this is based on "Stop Overzealous Embedding" https://openuserjs.org/users/ConnorBehan

Removes all "You are leaving our site" and redirection stuff from links

Disable Youtube's autoplay setting by checking if it's enabled every 10 seconds and clicking the button if so.

Adds a button that lets you download and convert to mp3 YouTube videos .

Adds a download menu to YouTube videos.

Youtube Downloader: all in one script to get Vimeo, Facebook, Dailymotion videos for free

Link the video in the google search menu to the YouTube link.

Hide youtube shorts

Plays video directly in pages with links to video hostings.

Inserts a hop to all watch links on YouTube in order to disable auto-play. The link won't be inserted by a normal click, only middle-click/context menu/D'n'D.

Changes user interface for youtube videos to native instead of default one

Powerful control on YouTube

opens youtube videos in TV(https://www.youtube.com/tv#/) mode. other pages like http://www.youtube.com/feed/subscriptions will open in their default desktop view. TV playback seem to be only avaliable to MSE compatible browsers like latest stable Chrome or Nightly Firefox

Opens any youtube video in gaming (https://gaming.youtube.com/) mode. other pages like http://www.youtube.com/feed/subscriptions will open in their default desktop view. Works for both regular and live videos of any content not only gaming

Panning audio slider for Twitch and Youtube, ads might interfere.

Control autoplay in your playlists

Correct links to privacy respecting proxy frontends