Mox is a complete email solution that makes sending and receiving email quick and easy. It supports a range of protocols, including IMAP4, SMTP, SPF, DKIM, DMARC, and more, along with features like automatic TLS and internationalization. Mox is high-quality and secure, with a modern code base and thorough testing. It’s open source and regularly updated, with the latest release being v0.0.14. The project started in 2021 to simplify the process of running and maintaining email software, which had become increasingly complex. Mox is a modern email server that combines all necessary components into one easy-to-use application.
https://www.xmox.nl/