Microsoft Exchange Server is recommended for medium to large organizations that require a secure, customizable, and robust email solution, especially those already using other Microsoft products. It is ideal for businesses that prefer on-premises solutions with full control over their data and infrastructure, or for those in regulated industries with specific compliance requirements.
Based on our record, Sendmail 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.
We are using sendmail and Exchange online with to different identies. We are experience problem that we want to receive Teams invitation to our @ sendmail.com address, when I forward teams invitation fromexchange online identite to "sendemail" identetie we are getting error. Source: about 4 years ago
Postfix - Postfix is a mail transfer agent (MTA) that routes and delivers electronic mail.
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.
sSMTP - sSMTP is a simple MTA to deliver mail from a computer to a mail server.
iRedMail - A fully fledged, free email server solution, an open source project (GPL v2).
Exim - Exim is a message transfer agent (MTA) developed at the University of Cambridge for use on Unix systems connected to the Internet.
DistroWatch - 9 hours ago - It does include a proprietary software set optimized for business users, students, researchers and developers." A list of features and further details can be found in the company's release announcement.