opensmtpd filter that signs email with a dkim signature
POP3 and IMAP4 Proxy server
Library to allow perdition to access LDAP based popmaps
Library to allow perdition to access MySQL based popmaps
Library to allow perdition to access ODBC based popmaps
Library to allow perdition to access PostgreSQL based popmaps
interactive console-based tool to control MTA queues
IMAP Sieve filter editor
postfix policy daemon limiting the number of mails a user can send
Perl policy daemon for the Postfix MTA
Allows one to check a pop3 mailbox before downloading any mail
Tiny POP3 daemon, designed with security as the primary goal
password change server for Eudora and NUPOP
emacs major mode for editing mail
High-performance mail transport agent
CDB map support for Postfix
greylisting daemon for postfix, written in C, uses MySQL
LDAP map support for Postfix
LMDB map support for Postfix
Daemon providing MTA-STS map to Postfix
MySQL map support for Postfix
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
Versatile e-mail processor
procmail library of plug-in recipes
multi purpose SMTP Proxy
Mailing list archiver
Pull mails from an IMAP mailbox and deliver them via SMTP or LMTP
Modern milter for SPF checking
spam-catcher using a collaborative filtering network
Flexible SMTP daemon for network-level spam detection
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
SMTP defence software against spam
encrypting mailing list manager with remailing-capabilities
command line tool to configure schleuder mailing lists