Product School - The global leader in product management training
The Twenty Minute VC (podcast) - Learn about venture capital, startup funding and the pitch
The Product Folks - A volunteer-led community of product managers and makers
The S-1 Club - Be in the know before the IPO.
The Product Management guide - A book on how to create and ship products that people love
Marketplace Knowledge Hub - A curated collection of 300+ resources for learning about marketplace startups.