Slack News Feed - Get the top posts from every Slack chat you're in.
OneBar - AI-powered Q&A knowledge base for Slack teams
Slack Platform News - News and updates from the Slack Platform direct to your team
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
SlackScreen - Full screen public Slack channel display
Slack It - A bookmarklet to share links in Slack with one click