Podopi - Get more value out of your blog by automatically creating a podcast, YouTube videos, and audio to embed on your site.
PM Starter Pack - Practical guide on how to get started in product management
TheSeoLabs - Find news guest post opportunities with more than 15 000 Blogs that accept guest post, with contact information and SEO metrics.
Product School - The global leader in product management training
Sponsr.Us - Social fundraising for student projects
Product Lessons - Actionable lessons to accelerate your career