SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Software Product Management Stack - Resources & tools to help you manage your software product
DeskAlerts - Send alerts to any corporate device: PCs, phones, tablets, etc.
The Product Management guide - A book on how to create and ship products that people love
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Product Management Exercises - A repository of product manager job interview exercises