OpenSMTPD

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with some additional standard extensions. It allows ordinary machines to exch...

Free • Open Source

Linux
BSD
Self-Hosted

What is OpenSMTPD?

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with some additional standard extensions. It allows ordinary machines to exchange e-mails with other systems speaking the SMTP protocol.

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OpenSMTPD Features

SMTP Support

OpenSMTPD information

LicensingOpen Source and Free product.
Alternatives12 alternatives listed

Supported Languages

English

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OpenSMTPD was added to AlternativeTo by Seth on and this page was last updated .

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