BeatMix - Enables Shuffle and Radio for multiple artists in Spotify
Playlist Machinery - Tools that help you create & organize your Spotify playlists
Magic Playlist - Get the playlist of your dreams based on a song
Slackbox - Spotify playlist collaboration through Slack
CueBot - A better way to request for songs at a party 🎉
Jukebot - Turn Slack into your team's very own Spotify jukebox