Music Pro - Stream YouTube music
Apple - Available on iOS
YouTube Music - YouTube Music is a streaming app primarily designed for Android and iOS mobile devices. The app lets individuals search for music from their favorite artists, enjoy playlists, and access 30 million musical tracks.
Hey Meta - Quickly check, improve and generate your website's meta tags
YT Music - An unofficial Mac app for YouTube Music
Meta Tags - Meta Tags is a tool to debug and generate meta tag code for any website.