Highly scalable/configurable Messaging Platform allowing users in a domain to be distributed on multiple hosts, has multiple queues. Provides virtual domains/users in MySQL. Modern MSP class qmail replacement with ESMTP, POP3/IMAP, QMTP, QMQP support
ESMTP MTA is a user configurable relay-only MTA with a sendmail-compatible syntax, based on libESMTP and supporting the AUTH (including the CRAM-MD5 and NTLM SASL mechanisms) and the StartTLS SMTP extensions.
tMTA - A tiny|trivial MTA tMTA (pronounced 'tomata', like 'tomato' :) is a miniature Mail Transport Agent. tMTA only supports local delivery to local users. It does not support SMTP or any form of inter-computer mail transport.
Deploy in 115+ regions with the modern database for every enterprise.
MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
The Postfix http map type allows you to hook up Postfix to a server with HTTP protocol, such as apache lighttpd nginx, etc. You need to write a CGI with C CPP Perl PHP etc, to complete the HTTP protocol to your database proprietary protocol conversion.
FMTA is a simple SMTP/POP3 server designed to run on Fox boards (Fox board is a small but powerful embedded computer running a complete GNU/Linux system).
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!
This project aims to implement in-line filtering functionality for Sendmail. This will allow filters to process mail data on the wire (i.e. earlier). This is primarily intended for better status reports of in-transit mails.
New customers can spin up VMs, build with AI, and query data at no cost.
Put your $300 in credit toward real workloads, then keep building with free monthly usage for 20+ products. No commitment and no charge until you upgrade.
elspy is an extension to the Exim MTA that allows Exim users to supply a local_scan() function written in Python instead of C. (Exim's local_scan() API lets sysadmins supply site-specific code for approving/rejecting email messages at SMTP time.)
This project is named PSCM, an acronym for POSTFIX, Spamassassin, ClamAV, Mailscanner. It is an integrated RPM package featuring a SMTP mail server, with spam filtering and virus scanning capabilities, designed for easy installation and usage.
hotwayd/hotsmtpd are POP3/SMTP-HTTPMail gateway daemons. The HTTPMail protocol is used by the mail servers Hotmail, Lycos, Spray and MSN. The hotway suite you can receive and send mail via these services using any POP3/SMTP compliant mail reader.
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.
Enable Sendmail Mailboxdatabase to talk with PostgreSQL so that mail acceptance/rejection can be done right away for virtual users. Viirtual users are those who exist in a PostgreSQL table only.
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.
An open project for a number of activex controls for use in the Windows environment. The controls have been sold commerical before by Eurosource (http://www.eurosource.se) but are now free complete with source code.
Qmail NMX is a project that intends to bring commercial features to Qmail, enabling it to manage high volume environments. Features such as scalability, high availability, high volume users, etc... are available to Qmail with this project.
Mailfilter to secure maildrops while fetch mails from a remote mail server and prevent mailloops, unwanted resend to external receipients and/or virus and spam.
Unix-Connect kann sehr vielseitig eingesetzt werden. Entwickelt wurde es um ein Unix-System als Server im Z-NETZ einsetzen zu können. Nebeneffekt ist die Gateway-Funktion. Gerade die Gateway-Routinen sind relativ gut portabel
IDMS DBMA is an effort to develop a highly scalable (c10k complient) plugin based mail agent aimed at fighting spam & viruses. Hopefully replacing hard-to-maintain, complex, resource hungry configurations used by small to large users today.
MSWeb is a client for Microsoft's Outlook Web Access (OWA). It is intended to deliver mail from a MS exchange server to a UNIX computer. For those who are opposed to 50 MB mailreaders.
TLim (Transaction Limiter)
TLim is a patch that spam-hardens sendmail against both inbound and outbound abuse.
TLim counts the number of transactions an IP performs. Should the IP violate admin-defined limits, it is sanctioned via a null route.
LIBBY (Little Internet's Best Basic Yabber) is a simple SMTP server for home users or users of a small local network. Easy configuration and security are major features.