OpenSMTPD Mail Transfer Agent
OpenSMTPD is a free, open-source implementation of the Simple Mail Transfer Protocol (SMTP). It is developed and maintained by the OpenBSD project.
- Since:2010
- Changelog:github.com
- Docs:man.openbsd.org
- Github Topic:opensmtpd
- License:github.com
- Official:www.opensmtpd.org
- Reddit:r/OpenSMTPD
- Repository:github.com
- Wikipedia:OpenSMTPD
#What is OpenSMTPD?
OpenSMTPD is an open-source mail transfer agent (MTA) that is designed to handle the routing and delivery of email messages on Unix-like operating systems. It was created as an alternative to other popular MTAs, such as Sendmail and Postfix, with a focus on simplicity, security, and ease of configuration.
#OpenSMTPD Key Features
Most recognizable OpenSMTPD features include:
- Simple configuration: OpenSMTPD is designed to have a straightforward and intuitive configuration syntax that makes it easy to set up and manage email services.
- Security-focused: OpenSMTPD includes several security features, such as the ability to limit connections, filter messages based on various criteria, and use encryption for secure communication.
- Flexibility: OpenSMTPD can be used as a standalone MTA or in combination with other email services, such as Dovecot for message storage and retrieval.
#OpenSMTPD Use-Cases
Some of the OpenSMTPD use-cases are:
- Small to medium-sized businesses: OpenSMTPD is a good choice for small to medium-sized businesses that need a reliable and secure MTA that is easy to set up and manage.
- Personal email servers: OpenSMTPD is also a good option for individuals who want to set up their own email server for personal use.
- Educational institutions: OpenSMTPD’s simplicity and security features make it a good choice for educational institutions that need to provide email services to students and faculty.
#OpenSMTPD Summary
OpenSMTPD is an open-source mail transfer agent that offers simple configuration, security-focused features, and flexibility. It is a good choice for small to medium-sized businesses, personal email servers, and educational institutions.
