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iRedMail

Free, full-featured mail server solution

Mail Servers ★ 1.8k stars Medium setup GPL-3.0

iRedMail is a shell-script-driven mail server deployment that sets up Postfix, Dovecot, antispam, and webmail on major Linux and BSD systems. It supports OpenLDAP, MySQL, or PostgreSQL backends.

Official siteSource code

Key features

  • Automated full mail stack install
  • LDAP, MySQL or PostgreSQL backends
  • SpamAssassin and ClamAV
  • Roundcube and SOGo webmail

Pros & cons

Strengths

  • Works on many distros
  • Long-standing project

Trade-offs

  • Admin panel features gated in pro edition
  • Script-based, less reproducible

iRedMail replaces

Self-hosted Microsoft Exchange alternativesSelf-hosted Google Workspace alternatives

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