The best answer might be Lamson, by Zed Shaw: http://lamsonproject.org/ http://lamsonproject.org/ An extensible SMTP server in Python. You might still have t

The best answer might be Lamson, by Zed Shaw: http://lamsonproject.org/ http://lamsonproject.org/ An extensible SMTP server in Python. You might still have to write some email-specific plugins, but they would probably be reusable. For instance, a CSV-receiver plugin that inserts rows into MySQL.