Clearbit for Slack - Send all signups directly to a Slack channel
Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
Google Drive to Slack - Slack notifications whenever you work on Google Drive docs
Obie.ai - Access knowledge quicker without leaving Slack
MovetoSlack - Migrate from MS Teams to Slack in 5 minutes
Slinky - Your slack links — organized!