15 Top Open Source Email Servers for RHEL (2023)
The 15 top free and open-source email servers for RHEL with step guides, tutorials, videos, and instructions.
Email Server Screenshots
- SQLite Encrypted
Forward Email is an open-source email server for RHEL. The official description from its website says, "Privacy-focused encrypted email for you. We are the go-to email service for hundreds of thousands of creators, developers, and businesses. Send and receive email as email@example.com with your custom domain or use one of ours."
- SQLite Encrypted
Docker Mailserver is an open-source email server for RHEL. The official description from its website says, "docker-mailserver, or DMS for short, is a production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.)."
Email Server Comparison
|Forward Email ⭐ Recommended||Privacy-focused encrypted email for you. We are the go-to email service for hundreds of thousands of creators, developers, and businesses. Send and receive email as firstname.lastname@example.org with your custom domain or use one of ours.||Screenshot||Yes||Yes||Yes||Yes||Website|
|Docker Mailserver||docker-mailserver, or DMS for short, is a production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.).||Screenshot||Yes||Yes||Yes||No||Website|
|Maddy Mail Server||Maddy Mail Server implements all functionality required to run a e-mail server.||Screenshot||Yes||Yes||Yes||No||Website|
|Mail-in-a-Box||Take back control of your email with this easy-to-deploy mail server in a box.||Screenshot||Yes||Yes||Yes||No||Website||Wikipedia|
|mailcow||mailcow: dockerized is an open source groupware/email suite based on docker.||Screenshot||Yes||Yes||Yes||No||Website|
|Dovecot||Dovecot is an excellent choice for both small and large installations.||Screenshot||Yes||No||No||No||Website||Wikipedia|
|WildDuck||WildDuck is a modern mail server software for IMAP and POP3.||Screenshot||Yes||No||No||No||Website|
|Exim||Exim is a message transfer agent (MTA) originally developed at the University of Cambridge for use on Unix systems connected to the Internet.||Screenshot||No||Yes||Yes||No||Website||Wikipedia|
|Postfix||It is Wietse Venema's mail server that started life at IBM research as an alternative to the widely-used Sendmail program.||Screenshot||No||Yes||Yes||No||Website||Wikipedia|
|chasquid||chasquid is an SMTP (email) server with a focus on simplicity, security, and ease of operation.||Screenshot||No||Yes||Yes||No||Website|
|Haraka||A modern, high performance, flexible SMTP server.||Screenshot||No||Yes||No||No||Website||Wikipedia|
|Postal||Postal is a complete and fully featured mail server for use by websites & web servers.||Screenshot||No||Yes||No||No||Website|
|ZoneMTA||ZoneMTA provides granular control over routing different messages.||Screenshot||No||Yes||No||No||Website|
|keila||Open Source Newsletter Tool.||Screenshot||No||Yes||No||No||Website|
|listmonk||Self-hosted newsletter and mailing list manager.||Screenshot||No||Yes||No||No||Website|