Userfeed
Prowess
StoriesOnBoard
Roadmap
Fider
Upvoty
ClearFlask
Roadmap for Chrome
PM News
Product School
Product Tactics
Better Product Manager
Product Management Exercises
The Hypergrowth Network
Coleap
Product Manager Handbook
Userfeed PM NewsProwess - The simplest way to collect and leverage product feedback
Product School - The global leader in product management training
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.
Product Tactics - An eBook for modern product management teams
Roadmap - Collision avoidance for projects and people
Better Product Manager - Experience the life of a PM through these tests