All mail server

Here is a list of popular mail servers:

Open-source Mail Servers:

  1. Postfix: A popular open-source mail transfer agent (MTA) that is widely used on Linux systems.
  2. Sendmail: Another popular open-source MTA that is widely used on Unix-like systems.
  3. Exim: A widely used open-source MTA that is known for its reliability and security.
  4. Qmail: A secure and reliable open-source MTA that is designed to be easy to use and configure.
  5. OpenSMTPD: A modern open-source MTA that is designed to be secure and easy to use.

Commercial Mail Servers:

  1. Microsoft Exchange: A popular commercial email server that is widely used in enterprise environments.
  2. IBM Domino: A commercial email server that is designed for large-scale enterprise environments.
  3. Novell GroupWise: A commercial email server that is designed for small to medium-sized businesses.
  4. Zimbra: A commercial email server that is designed for small to medium-sized businesses.
  5. G Suite (formerly Google Apps): A commercial email server that is designed for small to medium-sized businesses.

Cloud-based Mail Servers:

  1. Amazon SES: A cloud-based email server that is designed for sending and receiving emails.
  2. Microsoft 365: A cloud-based email server that is designed for small to medium-sized businesses.
  3. Google Workspace (formerly G Suite): A cloud-based email server that is designed for small to medium-sized businesses.
  4. Zoho Workplace: A cloud-based email server that is designed for small to medium-sized businesses.
  5. ProtonMail: A cloud-based email server that is designed for individuals and small businesses.

Other Mail Servers:

  1. Apache James: A Java-based mail server that is designed for small to medium-sized businesses.
  2. Oracle Beehive: A commercial email server that is designed for large-scale enterprise environments.
  3. Sun Java System Messaging Server: A commercial email server that is designed for large-scale enterprise environments.
  4. Lotus Notes: A commercial email server that is designed for large-scale enterprise environments.
  5. CommuniGate Pro: A commercial email server that is designed for small to medium-sized businesses.

This is not an exhaustive list, and there are many other mail servers available, each with their own strengths and weaknesses. The choice of mail server depends on the specific needs and requirements of the organization.