Simple-to-use/-install issue-tracking system: web, REST, email, CLI
Client daemon to move mail from POP and IMAP to your local computer
software for email automation (newsletters, transaction mails, etc.)
command line tool to manage email (alias-)domains/accounts/aliases …
Python API for Sendmail Milters.
Multi user address book application accessable through the web.
E-mail based announcement software.
A MemberAdapter and cronjob to contact an ldap server for mailman
Sends external IP changes via email, using Imap.