Best linux mail distro

A question that can spark a lot of debate!

There are many excellent Linux distributions that can be used for email servers, each with their own strengths and weaknesses. Here are some of the most popular ones:

  1. Postfix: While not a traditional Linux distribution, Postfix is a popular open-source mail transfer agent (MTA) that can be used to build a mail server. It's known for its reliability, security, and ease of use.
  2. Exim: Another popular MTA, Exim is known for its flexibility and customization options. It's widely used on Linux systems and is considered one of the most secure MTAs available.
  3. Sendmail: Sendmail is a classic MTA that's been around for decades. While it's still widely used, it's considered less secure than some of the other options on this list.
  4. OpenSMTPD: OpenSMTPD is a modern, open-source MTA that's designed to be secure and easy to use. It's a great option for small to medium-sized email servers.
  5. iRedMail: iRedMail is a popular, open-source email server distribution that's designed to be easy to install and configure. It includes Postfix, Dovecot, and other essential components.
  6. Mail-in-a-Box: Mail-in-a-Box is a self-contained, open-source email server distribution that includes Postfix, Dovecot, and other essential components. It's designed to be easy to install and configure.
  7. Zimbra: Zimbra is a popular, open-source email server distribution that's designed for large-scale deployments. It includes a web-based interface and supports a wide range of features.
  8. SquirrelMail: SquirrelMail is a popular, open-source web-based email client that can be used with a variety of email servers. It's known for its ease of use and customization options.

When choosing a Linux mail distribution, consider the following factors:

  1. Security: Look for distributions that have a strong focus on security and include features like encryption and authentication.
  2. Ease of use: Choose a distribution that's easy to install and configure, even for those without extensive Linux experience.
  3. Customization: Consider a distribution that allows for customization and flexibility, so you can tailor it to your specific needs.
  4. Scalability: If you expect a large number of users or a high volume of email traffic, choose a distribution that's designed to scale.
  5. Support: Look for distributions with active communities and good documentation, in case you need help or have questions.

Ultimately, the best Linux mail distribution for you will depend on your specific needs and requirements. I recommend exploring each of these options in more detail to determine which one is the best fit for your email server needs.