Whatis - Manage & organize your team's knowledge straight from Slack
Software Product Management Stack - Resources & tools to help you manage your software product
Slack-News - Read news from multiple sources within Slack by just typing
The Product Management guide - A book on how to create and ship products that people love
Slack It - A bookmarklet to share links in Slack with one click
Product Management Exercises - A repository of product manager job interview exercises