Festify - Festify is a free Spotify-powered app that lets your guests choose which music should be played...
VixT on Slack - The best video mashup app now on Slack.
Twinjack - Stream Spotify music with anyone with just a link
Slack Meme Bot - Spice up your team conversations with memes
Parallel - Listen to music with friends over Spotify at the same time
GoGifApp - Free Slack GIFs App, multiple images to pick from at once