Software Product Management Stack - Resources & tools to help you manage your software product
Promotehour - Free list of 1100+ media outlets to pitch your startup
The Product Management guide - A book on how to create and ship products that people love
Submit Juice - Free and curated list of startup directories to promote your new startup. We manually post your startup to more than 150+ relevant directories and blogs to help your startup get discovered.
Product Management Exercises - A repository of product manager job interview exercises
pressfarm - Pressfarm helps entrepreneurs find journalists to write about their startups.