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

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  • 1
    E-MailRelay

    E-MailRelay

    SMTP email proxy and relay server

    E-MailRelay is a simple SMTP proxy and relay MTA, written in C++, for Linux and Windows. As a proxy all messages can be passed through a user-defined program, such as a spam-filter, which can drop, readdress, or edit messages as they pass through.
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    Downloads: 456 This Week
    Last Update:
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  • 2
    The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, Webmail, calendaring, and mailing list services.
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    Downloads: 384 This Week
    Last Update:
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  • 3
    YPOPs! is an application which emulates a POP3/SMTP mail server and provides free POP3 and SMTP access to Yahoo! Mail. It does not depend on Yahoo's POP3/SMTP mail server. You can use a mail client of your choice!
    Downloads: 6 This Week
    Last Update:
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  • 4
    hMailServer is a SMTP/POP3/IMAP server for Windows. Data is stored in MySQL/MSSQL database and is easily accessed using the COM library. Project info, trackers and downloads has moved to www.hmailserver.com.
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    Downloads: 13 This Week
    Last Update:
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  • 5
    jwSMTP, Send email programmatically (C++ code/lib). Linux, BSD, Windows etc. Attachments, Multiple recipients, Cc/Bcc recipients supported. MX lookup or send to an SMTP server direct. LOGIN and PLAIN authentication now supported. Html or plain text forma
    Downloads: 6 This Week
    Last Update:
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  • 6
    Amail is a mail deamon with web interface. Writen in PHP and C++.
    Downloads: 2 This Week
    Last Update:
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  • 7
    ASMMS -- Anonymous SMTP Mail Message Sender ... is an simple mta, written in C, for sending mails through mail servers, which have no authentication (AUTH). It should work on nearly all POSIX systems, tested only with SunOS, Linux and HPUX.
    Downloads: 0 This Week
    Last Update:
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  • 8
    This project aims to be a personal data storage and administration system. It will be an advanced system for information and electronic mail management. The server will be accessible to any IMAPv4 compatible mail client.
    Downloads: 0 This Week
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  • 9
    E-mail greylisting system implemented as a freestanding executable suitable for use with Exim 4, using MySQL database back-end.
    Downloads: 0 This Week
    Last Update:
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  • 10

    CRM114 MILTER

    CRM114 milter for sendmail

    This is a milter which scans emails with CRM114
    Downloads: 0 This Week
    Last Update:
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  • 11
    IMAP protocol implementation in C++
    Downloads: 0 This Week
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  • 12
    Emdras is a Mail Transport Agent / Mail server for any Win32 platform. It has a SMTP client, SMTP server, POP3 server and POP3 client.
    Downloads: 0 This Week
    Last Update:
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  • 13
    DSN Support for Exim. This patch allows Exim 4.xx to support the sending of email Delivery Status Notifications. From Exim 4.83 onwards DSN is now included as standard (based on this patch). dsn_process was a removed option of this standard inclusion and so the patches after 4.76 will re-enable that functionality and provide a binary with the same options / configurations as previously.
    Downloads: 0 This Week
    Last Update:
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  • 14
    F1-Mailer : A simple Mailer in command line for windows users with MIME format. F1-Meiler allows people sending emails via SMTP relaying servers on the Web, with mail attachement. File attachment and email dating support. A tool to begin in Web/SMTP.
    Downloads: 0 This Week
    Last Update:
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  • 15
    Modular EMail Server with features to support SMTP-after-POP,Anti-Virus filter by using popular AV-Scanners,IMAP,POP3,SSL,ODMR,SASL and has an easy configuration. (SMTP,ODMR,IMAP,POP3,SASL,CHUNKING,BINARYMIME,PAM)
    Downloads: 0 This Week
    Last Update:
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  • 16
    A proxy server for gmail, that enables you to fetch your gmails using IMAP or POP3, and send mails by SMTP via your gmail account.
    Downloads: 0 This Week
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  • 17
    Iceberg is another MTA based on CORBA like middleware called ICE from zeroc.
    Downloads: 0 This Week
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  • 18
    ImportArgo is a utility to import configuration and settings from Argosoft Mail Server to the open-source hMailServer
    Downloads: 0 This Week
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  • 19
    A C# wrapper library for using MAPI (Messaging API) on Pocket PCs and Smartphones written 99% in C#. Allows for viewing and sending emails and SMS messages and their associated properties.
    Downloads: 0 This Week
    Last Update:
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  • 20
    MailArchiva is a powerful, full featured email archiving (email archiver) and compliance solution for mail systems such as Microsoft Exchange. It stores all incoming, outgoing and internal emails for long term storage. A web based user interface is avail
    Downloads: 0 This Week
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  • 21
    Mailafar is a mail server designed for use in difficult communication environments providing a full set of Internet email protocols, web mail, web admin, dial-in and wireless LAN access control. It will run on Linux, FreeBSD and Windows.
    Downloads: 0 This Week
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  • 22
    This program rapidly delivers bulletins by linking them to a single bulletin file. This saves heaps of disk space and is >100 times faster than regular delivery.
    Downloads: 0 This Week
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  • 23
    Moxy is a transparent mail proxy. With Moxy, mail servers can listen for and receive mail on non standard ports, users retain complete control over their servers, no need to update DNS MX record with IP changes, bandwidth logged per domain or email
    Downloads: 0 This Week
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  • 24
    Openminds-Solutions is a project intended to group a set of developments done by our team accros our evolution.
    Downloads: 0 This Week
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  • 25
    A mailgate-server, acting as a gateway between private networks of a company and Internet. The working scheme is simple: (internal mailbox)<-->(external Internet mailboxes). Uses POP3 protocol. Its work is gonna be completely transparent to the end users.
    Downloads: 0 This Week
    Last Update:
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