Open Source C++ Mail Transfer Agents
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C++ Mail Transfer Agents
View 45 business solutionsBrowse 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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Professional Email Hosting for Small Business | GreatmailDependable cloud based email hosting with spam filtering, antivirus protection, generous storage and webmail. Compatible with Outlook and all other POP3/IMAP clients. High volume SMTP service for responsible senders. Outbound relay service for transactional messages, email marketing campaigns, newsletters and other applications. Dedicated email servers, clustering and multiple IP load balancing for high volume senders. Fixed monthly cost with unlimited sending and reputation monitoring. Greatmail is an email service provider (ESP) specializing in business class email hosting, SMTP hosting and email servers. For ISPs, application programmers and cloud developers, we also provide custom solutions including dedicated IP servers and process specific, load balanced configurations with multiple servers.
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Teradata VantageCloud Enterprise is a data analytics platform for performing advanced analytics on AWS, Azure, and Google Cloud.VantageCloud is the complete cloud analytics and data platform, delivering harmonized data and Trusted AI for all. Built for performance, flexibility, and openness, VantageCloud enables organizations to unify diverse data sources, run complex analytics, and deploy AI models—all within a single, scalable platform.
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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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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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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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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
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Powerful Website Security | Continuous Web Threat PlatformReflectiz is a comprehensive web exposure management platform that helps organizations proactively identify, monitor, and mitigate security, privacy, and compliance risks across their online environments. Designed to address the growing complexity of modern websites, Reflectiz provides full visibility and control over first, third, and even fourth-party components, such as scripts, trackers, and open-source libraries that often evade traditional security tools.
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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!
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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.
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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
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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.
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Self-hosted n8n: No-code AI workflowsA free-to-use workflow automation tool, n8n lets you connect all your apps and data in one customizable, no-code platform. Design workflows and process data from a simple, unified dashboard.
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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.
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E-mail greylisting system implemented as a freestanding executable suitable for use with Exim 4, using MySQL database back-end.
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CRM114 MILTER
CRM114 milter for sendmail
This is a milter which scans emails with CRM114 -
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Emdras is a Mail Transport Agent / Mail server for any Win32 platform. It has a SMTP client, SMTP server, POP3 server and POP3 client.
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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.
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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.
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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)
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ImportArgo is a utility to import configuration and settings from Argosoft Mail Server to the open-source hMailServer
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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.
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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.
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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.
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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
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Openminds-Solutions is a project intended to group a set of developments done by our team accros our evolution.
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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.
