Slack Meme Bot - Spice up your team conversations with memes
GHuser - Better GitHub profiles for everyone
GoGifApp - Free Slack GIFs App, multiple images to pick from at once
GitHub Visualizer - Enter user/repo and see the project visually
VixT on Slack - The best video mashup app now on Slack.
Octohunt - Search to find developers in your city on Github.