Starters - Hacker news for sports tech
Templates by Email Monster - Hundreds of free, responsive email templates. Pick and edit.
Swish - Insanely great window management
MJML - The open source framework for responsive emails
Scorum.com - Become a paid sports blogger
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.