Log Owl - Open-source, privacy-focused error tracking and analytics

productboard - Beautiful and powerful product management.

Olvy - Announce new features with beautiful and effective in-app widgets and standalone pages with our powerful release note tool, and see your release feedback turn into insights.

Aha - Aha! is the new way to create visual product roadmaps. Web-based product management tools and roadmapping software for agile product managers.

Hawk - Hawk provides visual user tracking and error reporting with live screen view, deep filtering and robust access control.

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.