Sellizer - Sales support tool that will notify you when a Customer opens an offer and provide key statistics that you have never had access to.
Email Inspire - Discover the best of email design and marketing — Browse email newsletters from top brands.
Mixmax - At Mixmax, our mission is to change how the world communicates. We’re an email productivity platform that helps sales, customer success, and recruiting teams do their jobs better.
EmailWay - Collection of the most insightful and informative email newsletters from across a wide spectrum of industries and interests
Mailtrap - Email Delivery Platform that delivers just in time. Great for businesses and individuals.
Really Good Emails - A large collection of good product email design.