Play-By-E-Mail mailing-list server. Automates turn-based games such as VGA Planets and provides a forum for the players of those games. It has an immediate mode which allows games such as tic-tac-toe and rock-paper-scissors to be played without waitin...

Manage and control e-mail lists, newsletters, discussion groups and direct e-mail marketing campaigns. Free version available for non-profit organizations. Multiple platforms.

Discussion lists, newsletters, email on demand [Mac]

Macintosh based list server. It can be used in combination with any POP3/SMTP server [Mac]

Designed to send out personalized messages, manage multiple mailing lists, newsletters, campaigns, e-zines, announcements, support and group mails.

A mail list manager written as a suite of modules. [Perl]