Solutions for selfhosted internal-only email?

This page summarizes the projects mentioned and recommended in the original post on /r/selfhosted

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  • maddy

    ✉️ Composable all-in-one mail server.

    I personally use Maddy, uses low RAM. Haven't tried it locally but it should work with a reverse proxy.

  • smtp4dev

    smtp4dev - the fake smtp email server for development and testing

  • Onboard AI

    Learn any GitHub repo in 59 seconds. Onboard AI learns any GitHub repo in minutes and lets you chat with it to locate functionality, understand different parts, and generate new code. Use it for free at

  • Mailcow

    mailcow: dockerized - 🐮 + 🐋 = 💕

    If you're looking for a full solution that I haven't tried (due to resources) try: MailCow. Good luck.

  • ntfy

    Send push notifications to your phone or desktop using PUT/POST

    You just need it for notifications? If so, check out ntfy

  • docker-mailserver-helm

    Kubernetes Helm chart for docker-mailserver


  • Roundcube

    The Roundcube Webmail suite

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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