Product School - The global leader in product management training
Prowess - The simplest way to collect and leverage product feedback
The Product Folks - A volunteer-led community of product managers and makers
StoriesOnBoard - StoriesOnBoard helps agile teams build better products faster. The built-in guide helps you collect and prioritize ideas, understand user requirements, gather customer feedback, and validate feature ideas with internal & external stakeholders.
Intercom on Product Management - The ultimate resource for aspiring product managers
Roadmap - Collision avoidance for projects and people