Userfeed - Product feedback made for Intercom
Tribe of Mentors - Short life advice from the best in the world, by Tim Ferriss
Fider - Fider is an open source, cross platform and free to use customer feedback platform for companies...
MentorCruise - Personalized mentorship experiences
ClearFlask - Open-source Product Feedback Tool with a Public Roadmap and Announcements.
Frontend Mentor - Supercharge your front-end skills by building in a real-life workflow. Solve real-world HTML, CSS and JavaScript challenges whilst working to professional quality designs.