Advize - Customer feedback analysis & customer experience automation
Incoming Feedback by Hotjar - Instant visual feedback for your website or app!
Roadmap - Collision avoidance for projects and people
ProductBoard Customer Feedback Portal - Share feature plans and collect feedback at scale for free
Astuto - A free, open source, self-hosted customer feedback tool.
Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.