Browse free open source Mail Transfer Agents and projects for Mac below. Use the toggles on the left to filter open source Mail Transfer Agents by OS, license, language, programming language, and project status.

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  • 1
    An SMTPd server written in PHP, with user and spool storage in MySQL/Any database
    Downloads: 1 This Week
    Last Update:
    See Project
  • 2
    Foedus Mail is a mail server written in Java. The goal is to produce stable IMAP, SMTP, and POP3 support and then to build upon and refine it.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 3
    NetPop -- a Netscape / AOL Email Popper written in Java, much like YPOPs! for Yahoo mail and Mr Postman for Hotmail, that allows anyone to use a POP3 email client (Thunderbird, Eutora, Outlook, etc) with Netscape and AOL webmail.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    OneWayMail - a tool to create single use e-mail adresses to avoid spam caused by providing your e-mail adress online
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 5
    Welcome to the project page of the Open JMail Server - a scalable Java email server. Features POP, SMTP, IMAP, dynamic pluggable storage design, modular protocol handling, easy XML configuration and much more.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    A Sender Policy Framework (SPF) Java API. Including DNS probe classes, SPF record evaluation and macro language expansion. This project sponsored by Mimecast Limited United Kingdom.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    Free java email smtp pop3 implementation, primarily for use as a development tool
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    jes-gui
    A gui to administer domains, users and digest-MD5 realms for the java email server (JES).
    Downloads: 0 This Week
    Last Update:
    See Project
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