YT is a browser extension publisher, most of their extensions are productivity extension.
December 31st, 2022
Watch Youtube Non-Stop with no interruptions.
December 30th, 2022
WhatsApp Messenger in a standalone sandboxed window in your browser.
January 12th, 2023
Create new Documents for Google Drive from your browser bar.
A distraction free YouTube experience where all the recommend Youtube Videos are removed.
You could send emails to publisher.