Parallel - Listen to music with friends over Spotify at the same time
Jukebot - Turn Slack into your team's very own Spotify jukebox
Slackbox - Spotify playlist collaboration through Slack
Status Scheduler for Slack - Create a schedule for deep work and stay productive.
TuneMeet - Chat with people who are listening to the same song
Slack Status Icons - A custom set of status emojis for Slack