is a project aimed at testing software mail capabilities in a non-intrusive way. It provides a mail server container to test drive emails sent by your applications without having to rewrite some portions of your application code.
It features a user-friendly UI, and a high performance asynchronous SMTP/POP3 server. It also handles S/MIME cryptographics.
More info is available on the RSS feed. You can also click below to see the complete relesase notes which will give you an idea of the work done on this project.