Incoming Feedback by Hotjar - Instant visual feedback for your website or app!
Software Product Management Stack - Resources & tools to help you manage your software product
Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
The Product Management guide - A book on how to create and ship products that people love
ProductBoard Customer Feedback Portal - Share feature plans and collect feedback at scale for free
Product Management Exercises - A repository of product manager job interview exercises