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Home arrow-right ... arrow-right Office and Productivity Software arrow-right OpenSMTPD

We've compiled a list of 12 free and paid alternatives to OpenSMTPD. The primary competitors include Courier-MTA, Postfix. In addition to these, users also draw comparisons between OpenSMTPD and Sendmail, Exim, Go-Guerrilla. Also you can look at other similar options here: Office and Productivity Software.


Courier-MTA
Free Open Source

The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open...

Postfix
Free Open Source

Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.

Sendmail
Free Open Source

Sendmail is a general purpose internetwork email routing facility that supports many kinds of...

Exim
Free Open Source

Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix...

Go-Guerrilla
Free Open Source

A lightweight SMTP server written in Go, made for receiving large volumes of mail.

Lettre
Free Open Source

Lettre is a mailer library for Rust.

Haraka
Free Open Source

Open source SMTP server written in Node.js

sSMTP
Free Open Source

sSMTP is a simple MTA to deliver mail from a computer to a mail server.

Inbucket
Free Open Source

Inbucket is an email testing application; it will accept messages for any email address and make...

OpenSMTPD is a FREE implementation of the server-side SMTP protocol as defined by RFC 5321, with...

OpenSMTPD Platforms

tick-square Linux

OpenSMTPD Overview

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.

OpenSMTPD Features

tick-square SMTP

Top OpenSMTPD Alternatives

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OpenSMTPD Tags

smtp-server

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