YouTube - add video ID text fieldJS
Usable for copying a video ID to a clipboard for downloading via youtube-dl. By default it also prefixes the ID with "--" if it starts with a dash (this can be disabled).
YouTube, Load More VideosJS
Load more videos onto a YouTube channel's videos page without having to scroll. Click the "LOAD MORE" button next to "PLAY ALL" at the top of the video list to be prompted for the number of additional pages of videos to load. If you don't see the button, reload the page.
VK: Friend Requests Bulk OperationsJS
Manage your friend requests. Add all friends or cancel all subscriptions with just one button click. Very handy if you are a public person or a YouTube star with VK account for publicity, like my wife :3
YouTube, Filter Videos ListJS
Filter the videos listed on a YouTube channel's videos page. Click "FILTER VIDEOS" next to "PLAY ALL" at the top of the videos list, then enter the string to search for. Start your entry with '!' to show only videos that DON'T contain that string.
Youtube Scrolling Comments Layout 2017JS
Modern layout for 1080p res, lets you watch videos while being able to scroll and read the entire comments section, by pinning the YouTube video to the left-side page. Plus, a sleek 'More Videos by same user' playlist feed is auto-generated for the current channel and 2 very useful quicklinks are added: 'Most Popular' and 'Newest' sorted user videos. See screenshot for preview.
Steam: Game Trailer and Gameplay ButtonsJS
This will add buttons on steam gamepages that when clicked will search YouTube for gameplay or trailer videos. This is based off the script "Steam Game Page - Add Links To Game Trailer & Gameplay Search On YouTube" written by CoopCoding.
PrimeWire Movie Trailers and ReviewsJS
#1 Most Useful Script for Primewire. Adds links to movie/TV show trailers and reviews from YouTube, IMDB and Rotten Tomatoes. Also adds new bonus site features.