15 Top Open Source Email Servers for RHEL in 2024
The 15 top free and open-source email servers for RHEL with setup guides, tutorials, videos, and instructions.
Written by
Forward Email Team
Published
9/22/24
Time to read
Less than 5 minutes
Email Server Screenshots
⭐ Suggested
Forward Email
⭐ Recommended
- IMAP
- SMTP
- MX
- 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 you@yourdomain.com with your custom domain or use one of ours."
Screenshot by Forward Email
Docker Mailserver
- IMAP
- SMTP
- MX
- 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.)."
Screenshot by Forward Email
Email Server Comparison
Name | Description | Screenshot | IMAP | MX | SMTP | SQLite Encrypted | Website | Wikipedia |
---|---|---|---|---|---|---|---|---|
Forward Email ⭐ Suggested | 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 you@yourdomain.com 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 |