Stalwart Mail Server is an open-source mail server solution with JMAP, IMAP4, POP3, and SMTP support and a wide range of modern features. It is written in Rust and designed to be secure, fast, robust and scalable.
Alternatively, create a Compose service, go to Advanced → Import from Base64, and paste this payload:
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
The exact Docker Compose and template configuration this template deploys.
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