Postfix
Exim
Sendmail
qmail
Mail-in-a-box
Zimbra
KumoMTA
iRedMail
Vim Python IDE
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Postfix is ideal for businesses, educational institutions, or individual users who need a robust and secure email server. It is especially recommended for environments requiring high-performance and stable email systems, as well as those looking for a solution that can handle large-scale email distribution efficiently.
Based on our record, Postfix seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Read the documentation on postfix.org and/or buy one of the many available Postfix books (it really helps to understand the Postfix philosophy). Source: about 5 years ago
Exim - Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
Sendmail - Sendmail is a general purpose internetwork email routing facility that supports many kinds of...
qmail - qmail is the name of an advanced level of mail transfer agent for the UNIX based operating systems.
Mail-in-a-box - Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.
Zimbra - Zimbra is trusted by over 500 million users to increase productivity with a complete set of collaboration tools while maintaining total control over security and privacy.
KumoMTA - KumoMTA is the world's first Open-Source MTA designed from the ground-up for large-volume senders. Get a fast, flexible, supported solution.