Maddy Mail Server — Email (Open Source)

Maddy Mail Server is an open-source Email solution. Compare it against 12 other Email tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is Maddy Mail Server?

Maddy Mail Server is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under Email. Buyers typically evaluate Maddy Mail Server when they need a dependable Email option and want to weigh the trade-offs between free, open-source and paid tools before committing.

Maddy Mail Server alternatives

If Maddy Mail Server isn't the right fit, compare these Email alternatives side by side:

AnonAddy (addy.io)Mail-in-a-BoxMailcowMailuModoboaMoxPostalSimpleLoginStalwart Mail Serverdocker-mailserveriRedMailwildduck

Frequently asked questions

Is Maddy Mail Server free?
Yes. Maddy Mail Server is open source and free to use, with no purchase cost for the core product.
What are the best Maddy Mail Server alternatives?
Popular Email alternatives to Maddy Mail Server include AnonAddy (addy.io), Mail-in-a-Box, Mailcow, Mailu. See the full list of Email on FreeSoftwareX.
What type of software is Maddy Mail Server?
Maddy Mail Server is an open-source Email tool.

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