Portable, extendable, zero-config email server for JVM and Ruby.
Just copy and run. Only dependency is Java. Need to port your app to another server? - Just copy it.
No need to learn a voodo magic. Install it with one simple command. Use WebUI to update configuration or add users.
NikaMail is written with JRuby. Developers can write Java and JRuby extensions.
4. Email Automation
Handle reports or any messages automatically using power of Ruby More Info »
NikaMail supports StartTLS and DKIM signing. Public services like GMail won't put it into spam unless your message is a spam
6. Open Source
NikaMail is absolutely free for personal or commercial use.