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.
YouTube to MP3 Converter & HD Video DownloaderJS
Convert any YouTube video to MP3 and MP4 directly within YouTube website. The best YouTube to MP3 Converter upto 320 kbps bitrate and HD video downloader support formats like Mp4, WebM, 3Gp, Flv, M4A, 2k & 4K videos.
YouTube Preview 2020JS
Instant video previews in popup player by hovering or clicking video thumbs. Video ratings and resolution data no longer shown on the thumbs. This is a fork of Costas' original with Arantius' GM4-Polyfill js.
Invidious save video progressJS
Locally saves video progress on invidio.us and adds some more functonality such as: link to watch history, links to alternate invious instances, copying invidious links with timestamp, quick copy/open youtube link from list view.
HTML5 Audio/Video Keyboard Shortcuts With OSDJS
Adds keyboard shortcuts for controlling HTML5 media player (audio/video) with OSD support. Seek media to 0%, 5%, 10%, ..., or 95%. Rewind and fast fordward media by 30 seconds, 1 minute, and 5 minutes. Change media speed even beyond YouTube's speed limit. Change audio volume to 20%, 40%, 60%, 80%, or 100%. Change video aspect ratio for TV and letterbox content (for widescreen monitors).