NOISESUPPLY - Pandora for SoundCloud
Playlist Machinery - Tools that help you create & organize your Spotify playlists
Tuned Rocks📺 - Discover🔎 curated Youtube videos 24/7
Playlistor - Convert Apple Music playlists to Spotify and vice versa
TubeLister - Generate a YouTube playlist from your opened tabs.
playAppleMusic.com - An (unofficial) web player for Apple Music