Minimal SMTP client in Go. Handles MX lookup, mail server connection on common ports.
MIT License
smtptest provides SMTP server for testing.
Web and API based SMTP testing
modern full-featured open source secure mail server for low-maintenance self-hosted email
An email and SMTP testing tool with API for developers
Mail filter handling SRS address rewriting
The best way to send emails in Go.
Go SMTP server library
Go library for sending mail with the Mailgun API.
A Go library for email verification without sending any emails.
Simple additions to Go's net/smtp package
📤 An SMTP client & server library written in Go