Download pretty much any video/audio into an mp4 from one button on your streamdeck. Works with a lot of websites including Youtube, Twitter, Twitch, Soundcloud, etc ...
NodeJS NPM
npm install
npm run build
Run dist/ytb-mp4 Setup 1.0.0.exe it will setup ytb-mp4
Add an open item to your stream deck that open the installed software.
That's it