Antes que nada instala MacPorts en tu computadora
macxor ~ > port search mail | grep -i "server"
modular, secure, stable, and fast IMAP server for Maildir
Synchronize a maildir with an imap server
Perl 5 module to talk to an IMAP server.
Perl 5 module to talk to a POP3 (RFC1939) server
Module for sending mails with attachments through an SMTP server
Eudora POP3 mail server
POP3 server for Postfix that supports virtual domains and mailboxes
X frontend for Crafty, GNUChess, Internet Chess Servers, or e-mail chess
macxor ~ > port search Postfix
mailqfmt @0.6 (mail)
Postfix mailq file reformatter
pflogsumm @1.1.2 (mail)
Produce Postfix MTA logfile summary
postfix @2.6.2 (mail)
Fast and robust mail transfer agent
postgrey @1.32 (mail)
Postfix policy server implementing greylisting
vm-pop3d @1.1.6 (mail)
POP3 server for Postfix that supports virtual domains and mailboxes
Found 5 ports.
Despues es tan facil como ejecutar
sudo port install postfix
sudo port install vm-pop3d
saludos
