Userfeed - Product feedback made for Intercom
Roadmap - Collision avoidance for projects and people
ProductPlan - Cloud-based product roadmap software solution
Prowess - The simplest way to collect and leverage product feedback
productboard - Beautiful and powerful product management.
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.