Slack It - A bookmarklet to share links in Slack with one click
Slack-News - Read news from multiple sources within Slack by just typing
Slinky - Your slack links — organized!
Top Daily Hunts in Slack - A simple, fast way to browse news within Slack
Google Drive to Slack - Slack notifications whenever you work on Google Drive docs
Slack Platform News - News and updates from the Slack Platform direct to your team