Nolt - A fast & beautiful way to collect user feedback
Upvoty - User feedback in 1 simple overview 🔥
UseResponse - Open-source, self-hosted customer feedback software, live chat and helpdesk system that you can install on your server. Organize documentation using knowledge base and get feedback from social networks with centralized system
Canny - Canny helps you collect and organize feature requests to better understand customer needs and prioritize your roadmap.
ClearFlask - Open-source Product Feedback Tool with a Public Roadmap and Announcements.
UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.