Tools / product

Mail-in-a-Box

CC0-1.0 one-box mail installer. Expects to own the machine — not a docker-compose groupware suite.

URL: https://mailinabox.email/
GitHub: https://github.com/mail-in-a-box/mailinabox
Collection: Developer Tools
Language: Python
License: Creative Commons Zero v1.0 Universal
Stars: 15,449
Open source: Yes

email imap smtp self-hosted open-source

Used in stacks

Mailcow / Stalwart

Ranked on

Best open-source Email servers

Compared with

Mailcow vs Mail-in-a-Box