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Open Source Mailu Alternatives

Discover 5 open source alternatives to Mailu. All free, community-driven, and actively maintained.

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What is Mailu?

Mailu is a simple, full-featured mail server software solution for self-hosting.

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docker-mailserver
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docker-mailserver

Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container.

Mail Server
mailcow-dockerized
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mailcow-dockerized

mailcow: dockerized - 🐮 + 🐋 = 💕

Mail
maddy
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maddy

✉️ Composable all-in-one mail server.

SMTP
modoboa
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modoboa

Mail hosting made simple

Email
wildduck
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wildduck

Opinionated email server

IMAP Server