Grow my SaaS - Database of 150+ growth and conversion strategies
Content Strategy Tools - 7 steps and tools to create a content marketing strategy
Zestack - Stackoverflow for marketing & growth
SaaSHub - Find and promote software that will help you grow your business or to be more productive.
Growth Hacking Experiments Template - Growth strategies tightened up as templates you can steal.
Content Marketing Stack - A curated directory of content marketing resources