GrowthHackers Projects - Growth collaboration software for teams 📈
Email Inspire - Discover the best of email design and marketing — Browse email newsletters from top brands.
GrowthList - A crowd-sourced list of growth hacks
EmailWay - Collection of the most insightful and informative email newsletters from across a wide spectrum of industries and interests
Growth Hack World - Together We Rise
Really Good Emails - A large collection of good product email design.