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YouTube Alchemy

Toolkit for YouTube. Settings panels for customization. Features include: tab view, playback speed control, set video quality, set transcript language, export transcripts, prevent autoplay, hide shorts, hide ad slots, disable play on hover, square design, auto theater mode, number of videos per row, display remaining time—adjusted for playback speed and SponsorBlock segments, persistent progress bar with chapter markers and SponsorBlock support, modify or hide various UI elements, and much more.

These are versions of this script where the code was updated. Show all versions.

  • v7.7 2025-03-17

    bug fixes and improvements. new features: tab view, set video quality including premium 1080p enhanced bitrate, choose default transcript language, color code and scroll to last seen video on subscriptions page, add rss feed button to channel pages, added button to reset ChatGPT prompt back to default without changing other settings, change background color of details sections for watch later videos, hide "add to queue" button on hover, hide "Pay to watch" featured videos on the home page, hide "latest posts from . . ." on search page, hide blue info panels, hide comments section, hide notification button and badge, hide own avatar in the header, hide suggested videos, hide various elements in the left navigation bar, open playlist videos without being in a playlist when clicking the thumbnail or title, redirect shorts to the standard video page, show trash can icon on owned playlists to quickly remove videos, square avatars

  • v7.6 2025-03-03

    new feature: set playback speed for VODs, defaults to 1x for live videos

  • v7.5.5.1 2025-02-20

    - general bug fixes and improvements.
    - beta feature added: "Display Remaining Time Under a Video, Adjusted for Playback Speed" now also takes SponsorBlock segments into account. if the beta version is enabled, it will be used instead. ensure "Show time with skips removed" is enabled in SponsorBlock settings under "Interface."

  • v7.5.5 2025-02-16

    general bug fixes and improvements. updated ChatGPT prompt to better maintain the YouTuber's POV and voice. new features: automatically enable timestamps in transcript panels, hide ad slots on the home page, hide members only featured videos on the home page, hide hashtags under videos, hide fundraiser icons and panels, option to hide various UI elements in the left navigation bar

  • v7.5.1 2025-02-06

    name change to YouTube Alchemy. toggle for 'YouTube Transcript Exporter' added in main settings panel. general bug fixes and improvements. new Features: prevent autoplay, auto close initial chat windows, hide shorts, hide play next button, hide comment reply button, hide breaking news on home, hide playlists on home, hide right side bar on search. fixed missing setting for channel redirect default to videos tab

  • v7.4.2 2025-02-03
  • v7.4.1 2025-02-03
    • added notification about the upcoming rename to YouTube Alchemy.
    • manual update required for 7.5 on the weekend.
    • no feature changes.
  • v7.4 2025-01-24

    general bug fixes and improvements. reworked initiation of the script. new features: auto-open transcript panels, hide video end cards, hide end screens, hide join and share button under videos, small "subscribed" button (icon only), hide add comment text field, disable play on hover, hide main scrollbar in Safari, choose progress bar color

  • v7.3.5 2025-01-18
  • v7.3.1 2025-01-07

    - 7.3.1: fixed YouTube scrubber in progress bar
    - 7.3: New Features: Links in Header, Customize CSS, and Color Code Videos. Also optimized transcript loading and reset function.
    - 7.1: general bug fixes and improvements
    - 7.0: initial public release

  • v7.3 2025-01-02
  • v7.3 2025-01-01
  • v7.1 2024-12-28
  • v7.0 2024-12-24