Многофункциональный и бесплатный E-mail клиент, предоставляющий множество возможностей и безопасность при работе с электронной почтой.

Brutus – это коннектор с открытым кодом для серевера Microsoft Exchange 5.5, 2000, 2003, 2007.

Программное приложение разработанное для того, чтобы значительно уменьшить количество приходящей SPAM/UCE почты.

Spamfilter is meant to be used via the .qmail files that the qmail mail system uses to control what to do with incoming emails.

Ricochet project traces the names and addresses of the systems where the spam originated from...

SendForm is an easy-to-use form mailer script in PHP that uses SendMail to send the entries in a form to a specified recipient.

ASSP is the best SPAM fighting weapon that the world has ever known!

Chebyshev application allows someone to set up a spam filtering email forwarding service.

OpenChange project intends to provide an implementation of Microsoft Exchange under Unix platforms.

mime4j project provides a parser, MimeStreamParser , for e-mail message streams in plain rfc822 and MIME format.

Postfix is Wietse Venema's mailer that started life as an alternative to the widely-used Sendmail program.

PoCoMy is a Web frontend for administration of a Postfix/Courier/MySQL email system.

spamdyke is a drop-in filter for qmail to provide connection-time blacklisting, graylisting, DNS RBL checking, improved logging.

phlyMail project is a Webmail and data hosting application.

Evolution Exchange is the Ximian Connector for Microsoft Exchange.

Evolution provides integrated mail, addressbook and calendaring functionality to users of the GNOME desktop.

Smarty and MIME message integration is a PHP class library that can send e-mail messages using Smarty templates.

AXIGEN Mail Server Office Discount is an affordable mail server, providing (E)SMTP, POP3, IMAP4 and Webmail services for 15 user

The Little Brother's Database (lbdb) consists of a set of small tools which collect mail addresses.

IMAP utils software contains a set of simple utilities for managing IMAP emails.

Evolution Jescs is the Evolution Connector for Sun Java Enterprise System Calendar Server (SJESCS).

Evolution Jescs is the Evolution Connector for Sun Java Enterprise System Calendar Server (SJESCS).

Evolution provides integrated mail, addressbook and calendaring functionality to users of the GNOME desktop.

Evolution Exchange is the Ximian Connector for Microsoft Exchange.

FreePOPs is a POP3 server that is scriptable in LUA.