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.

productboard - Beautiful and powerful product management.

Headway - Keep customers in the loop about your product.

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

ChangeKeep - The best way to actively involve your customers by providing them with beautiful changelogs that will catch their attention and keep them involved.

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.