Disclosure: I build MepMail, an open-source (AGPL-3.0) email API that runs on Amazon SES and accepts Resend's request format. This post is about my own tool. MepMail isn't affiliated with or endorsed by Resend. This post was drafted with AI assistance and reviewed for accuracy. When you ship a side project on your own, email is easy to underestimate. You need sign-up confirmations, password resets, and maybe a receipt. You don't need a sales call, a contract, or a new SDK to learn. This is...