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.
Freeware download of ESMTP MTA 1.2, size
Mercurio Java esmtp Server
Freeware download of Mercurio Java ESMTP Server 0.1.alpha, size
AfterLogic XMail Server is a free open source e-mail server available for Windows and Linux platforms. Includes web administration module with AJAX interface, supports esmtp, TLS/SSL secure connections, SMTP authentication, account and domain aliasing, anti-spam features (IP-based and e-mail address based),mailing lists, logging, remote
Freeware download of AfterLogic XMail Server Windows Edition 2.0, size
A SMTP to esmtp proxy that accepts mail, parses it for template variables. The template variables are rendered with values from a CSV file. Next they are sent to the esmtp server. Uses Template::Toolkit, Config::Simple alongwith other libraries.
MassMailerTT 1.0 License - GNU General Public License (GPL)
Freeware download of MassMailerTT 1.0, size
PHP FakeSMTP is an esmtp server written in PHP. It supports esmtp extensions (such as authentication) written around it's API. Once started it acts like any other SMTP server but does not truly send email. This is useful for testing.
PHP FakeSMTP 1.0 License - GNU Library or Lesser General Public License (LGPL)
Freeware download of PHP FakeSMTP 1.0, size
A patch of popular XMail Server by David Libenzi that allows facilities like delaying outgoing mails, esmtp authentication for individual user.
XMail for intranet with ltd. net access. 1.0 License - GNU General Public License (GPL)
Freeware download of XMail for intranet with ltd. net access. 1.0, size
DreamMail is one of the best Chinese email client software. It was designed to handle multi-user and multi email account. The supported protocols are SMTP, esmtp, POP 3, Hotmail and Yahoo... With the additional remote mailbox access function, you might use it to logon your mail account remotely and check the mail content, preview even to delete it
Freeware download of Portable DreamMail 220.127.116.11, size
DreamMail is a professional email software for management and e-mail. It uses multi-user and multi email accounts, supports POP3, SMTP, esmtp, Live, Gmail, Yahoo and other e-mail protocol. DreamMail is real multi-threaded high-speed send and receive mail.
With enhanced remote management, you can directly view the contents of messages on the
Freeware download of DreamMail Portable 18.104.22.168, size
The eNewsletter Manager v2 is aimed at being the complete newsletter management solution. You can send personalized HTML messages, and automatically manage the opt-in and opt-out submissions of your subscribers all with the mere need of just one POP and SMTP mail accounts. Features include and easy wordpad-like HTML editor, alternate HTML &
Freeware download of eNewsletter Manager Free Edition 2.3, size
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
Freeware download of IndiMail 1.8.4, size