Browse free open source Email Servers and projects below. Use the toggles on the left to filter open source Email Servers by OS, license, language, programming language, and project status.

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  • 1
    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: 1 This Week
    Last Update:
    See Project
  • 2
    A small, fast, secure, anti-spam SMTP mail server (MTA). Delivery to mbox files and Maildirs supported. qwik-smtpd supports RBL, relay checking, raw/custom message handlers, and more. Custom authentication via checkpassword and a qmail-compatible configu
    Downloads: 1 This Week
    Last Update:
    See Project
  • 3
    This project aim is to Send Birthday/ Anniversary wishes automatically,all the details are storedlocally and program interacts with the web based Mail server (Google or yahoo or such servers) and send pre configured messages/ Cards on Time scheduled.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 4
    EmpeecoMail: A full featured POP3 mail server, proxy server, DHCP server, fax server. Interactive/service on WIN32 systems. Multiple users mailboxes on LAN or Broadband VPN. Collect from multiple external Mailboxes. Spam Filter.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 5
    JXchange is an mail server multiplataform, written in Java language, like MS-Exchange. This project includes SMTP server, POP3 server, IMAP server, web management interface and webmail designed to run in almost all OS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    Apache James Mail Server hook for the famous Liferay Enterprise Portal. Uses James as mail server backend rather than Postfix/QMail/Sendmail. Easy to configure if you have production mail server(MTA) based on James.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    A small linux distribution aimed at servers, where the single point of administration and authentication is an OpenLDAP database. It includes modified versions of the most important services: Web Server, Mail Server, File Server, DHCP Server, authenticat
    Downloads: 0 This Week
    Last Update:
    See Project
  • 8
    A lightweight Java-based mail server with IMAP/Web/Mobile access and incredible classification
    Downloads: 0 This Week
    Last Update:
    See Project
  • 9
    Stop spam by using a constantly changing email address. This is achieved by adding a "stamp" in front of the regular email address. Email server, client or filter will check for a valid "stamp" and either remove or pass the email.
    Downloads: 0 This Week
    Last Update:
    See Project
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  • 10
    OpenLemonade is a community project that implements a Lemonade service consisting of protocols and email server extensions that provide mobile email.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 11

    Outlook Headers

    Outlook Headers exposes the Internet Headers of emails.

    Enables access to SMTP/Internet email headers for lower level email processing. The Internet Headers include 'X-Headers', sending domain, sending IP address, mail server info, other info prepended along the delivery path that may be of use. This will greatly comppliment the Outlook 'Junk Mail' tools.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12
    ProGatherer is an SMTP/POP3/IMAP E-Mail Server written in Java for Windows/Linux/MacOS.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13
    SPAM Gatekeeper will be your weapon in the fight against SPAM. Use the Gatekeeper as a mail client or as a general filter between your mail client and the mail server and enjoy the easy-to-use user interface.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 14
    Simple easy-to-configure SMTP server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 15
    Zeus:DB
    Zeus:DB is a all-in-one server solution. Zeus:DB is a fast and light weight XML Database Server with SQL support, a Time Server, a HTTP Server with integrated Intranet support and an EMail Server. This is a complete solution like the Lotus Domino server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16
    A webmail system for a dbmail enabled mail-server.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    mxOwl is a mail server analysis tool. It consists of information gatherers and a web frontend.
    Downloads: 0 This Week
    Last Update:
    See Project
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