apple mail

W3Perl is a monitoring tool for Web/FTP/Squid and mail servers.

E-mail filtering tool that works with the Sendmail "Milter" library.

User friendly mail client with a lot of useful features

Entry-level PGP-standard encryption program, works well with your e-mail/WebMail

Entry-level PGP-standard encryption program, works well with your e-mail/WebMail

Create/Build mail form for Web or RIA application.

A lightweight POP3 mail viewer and reader.

A SMTP gateway between your mail server and the Internet, catching spam/viruses.

hMailServer is a free e-mail server for Microsoft Windows.

Powerful anti spam filter for use with Mail Transport Agents (MTA)