Feedback Fin - Collect feedback on any website (from Webflow to React webapp) by simply plugging in a just few lines of code.

Userfeed - Product feedback made for Intercom

Matter - Create a feedback-focused culture in Slack with Matter!

Fider - Fider is an open source, cross platform and free to use customer feedback platform for companies...

Feedback Lane - Feedback Lane lets you add a feedback widget to your website that's connected to a Notion table in your workspace.Make it easy for customers to send you feedback, then manage that feedback where you manage your business (Notion!)

ClearFlask - Open-source Product Feedback Tool with a Public Roadmap and Announcements.