Slack plugin by Fraktl

Summary

The Slack plugin for Prism-Pipeline lets artists and teams collaborate using one of the most popular messaging platforms to stay connected across the globe. It makes it easy to share updates on shots, tag artists, request approvals, and keep everyone in the loop on notes and changes. With access to the Slack Bolt server, you can add more flexibility and extend the plugin for further customization. All directly within Prism Standalone or your favorite DCC!

Get this Plugin

This is a 3rd party developed plugin, which has a free open source version, as well as a studio version for advanced features.
You can find more information and get the plugin here: Prism-Slack plugin