Slack News Feed - Get the top posts from every Slack chat you're in.
Merrier - Turn your worries into a fun game! 💪
Slack It - A bookmarklet to share links in Slack with one click
Obie.ai - Access knowledge quicker without leaving Slack
Top Daily Hunts in Slack - A simple, fast way to browse news within Slack
Slinky - Your slack links — organized!