Good Email Copy - Email copy from great companies.
HTMLEmail.io - Responsive HTML email templates for startups & developers
Stamp Ready - Create & send email campaigns simplified
Startup Emails - Responsive HTML email templates for startups
MooSend - Moosend allows you to design and send your email marketing campaigns and track the results from an easy-to-use web interface as well as a direct SMTP server connection for your smtp client or web application.
Stripo - Stripo is an all-in-one email design platform. We enable our clients to build emails of any complexity, including interactive AMP emails, really fast and easy.