PCRE map support for Postfix
PostgreSQL map support for Postfix
Simple Postfix policy server for RFC 4408/7208 SPF checking
Postfix policy server for SPF checking
SQLite map support for Postfix
Postfix policyd to combine complex restrictions in a ruleset
greylisting implementation for Postfix
Sender Rewriting Scheme (SRS) lookup table for Postfix
standalone IMAP-based webmail server
account management daemon for Prayer
tools for compiling Prayer templates
templates for customizing Prayer Webmail
Versatile e-mail processor
procmail library of plug-in recipes
multi purpose SMTP Proxy
Pull mails from an IMAP mailbox and deliver them via SMTP or LMTP
Development files for puremail
mail sorter written in Python
Modern milter for SPF checking
spam-catcher using a collaborative filtering network
a secure, reliable, efficient, simple message transfer agent
sets up qmail as mail-transfer-agent
user ids and group ids for qmail
Flexible SMTP daemon for network-level spam detection
small and fast Bayesian spam filter
Very-easy-to-use mailing list system
Rename attachments on the fly
Extract attachments out of MIME encoded emails
MTA->UUCP remote mail handler
text-based (vCard) contact management software
Rapid spam filtering system
receive RSS feeds by email
Tools for compiling SpamAssassin rules into C
SpamAssassin filter for Exim
The Anomy Mail Sanitizer - an email virus scanner
SMTP defence software against spam
GPG-enabled mailing list manager with resending-capabilities
command line tool to configure schleuder mailing lists
a mail filter written in Scheme
utility for selecting X-Face on emacsen
library to provide MIME feature for emacsen
lightweight, command line SMTP email client
powerful, efficient, and scalable Mail Transport Agent (metapackage)
powerful, efficient, and scalable Mail Transport Agent (arch independent files)
powerful, efficient, and scalable Mail Transport Agent
powerful, efficient, and scalable Mail Transport Agent (config macros)
Mail Delivery Agent wrapper
Automatic, semi-random ".signature" rotator/generator
Sendmail log analyser