Slackbox - Spotify playlist collaboration through Slack
SOUNDS - Discover music with friends
Playlist Machinery - Tools that help you create & organize your Spotify playlists
Exportify - Export your playlists from Spotify
lofi.co - Interact with a catalog of original animated illustrations to create your custom soundscape, mix nature sounds and lofi music or use our suite of productivity tools.
Jelly Party - Watch anything together.