Cyrus IMAP
Communication & EmailAn open‑source IMAP mail server designed for secure, scalable email, contacts, and calendar services
Features
- IMAP, POP3, NNTP, CalDAV, CardDAV, and WebDAV protocol support
- Private mailbox database with fine‑grained ACLs and storage quotas
- Scalable architecture allowing multiple concurrent read/write connections
- Extensible via JMAP for modern messaging workflows
Recent releases
View all 7 releases →No releases yet
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Install & Platforms
Install via
binary
Platforms
linux
