Do the words "sendmail", "postfix" and "qmail" sound scary to you? You're not alone, and some developers were so fed up with 1970-s style software traditionally used to handle email routing, that they have written an email server in Python.
The front page of Lamson features some simple examples of how routing rules may be created - it's so logical, it's hard to believe it's handling email.
Don't know where to start? We're here to support developers.