Email Inspire - Discover the best of email design and marketing — Browse email newsletters from top brands.
Newsletter Operating System - All-in-one dashboard to launch & grow your newsletter
EmailWay - Collection of the most insightful and informative email newsletters from across a wide spectrum of industries and interests
Letterfuel - Grow your audience with a curated newsletter
Really Good Emails - A large collection of good product email design.
Newsletter Resources Kit - A resources kit to launch, grow, & monetize your newsletter