Slack News Feed - Get the top posts from every Slack chat you're in.
Baremetrics for Slack - Subscription analytics, insights & notifications in Slack
Slack-News - Read news from multiple sources within Slack by just typing
Statsbot - Connect your database, let Statsbot generate data relationships from your database automatically, and get your first insights in a matter of minutes.
SlackScreen - Full screen public Slack channel display
June for Slack - Instant analytics, right in Slack