OneBar - AI-powered Q&A knowledge base for Slack teams
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Obie.ai - Access knowledge quicker without leaving Slack
Slack It - A bookmarklet to share links in Slack with one click
Slicki - The Wiki for Slack. Build documentation from conversation.
Lurchr - Saves all your Slack links, so you can focus on work