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Stalwart

Stalwart is an all-in-one mail and collaboration server designed to be secure, scalable, and highly compatible with a wide range of protocols including IMAP, JMAP, SMTP, CalDAV, CardDAV, and WebDAV. It provides enterprise-class communication and groupware functionality in a single unified solution.

Language
Rust
Latest Release
v0.14.1

Key Features

  • Complete mail server with support for multiple protocols: IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV
  • Enhanced security and privacy controls
  • Highly scalable and robust architecture for enterprise-level deployments
  • Unified collaboration tools including calendar and contacts
  • Seamless protocol fluency and interoperability

Alternative Tools

ZimbrahMailServerMailcow Mailu


Community

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Open Issues
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Forks
565