Userfeed - Product feedback made for Intercom
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.
ProdPad - ProdPad helps your team gather ideas, surface the best ones and turn them into product specs, and then put it all on a product roadmap.
ClearFlask - Open-source Product Feedback Tool with a Public Roadmap and Announcements.
ProductPlan - Cloud-based product roadmap software solution