Very simple email server (MTA) which only receives incoming SMTP messages. Intentionally has maybe 10% of the complexity of postfix or sendmail. Available as a gem.

• Development Status: 4 - Beta
• Environment: No Input/Output (Daemon)
• Intended Audience: System Administrators
• License: GNU General Public License (GPL) version 3
• Natural Language: English
• Operating System: POSIX
• Programming Language: Ruby
• Topic: Mail Transport Agents