Cyrus IMAP

Email (IMAP/POP3), contacts and calendar server.

Actively maintained
WebsiteSource code

At a glance

GitHub stars
653
Last activity
2026-11-02
Latest release
cyrus-imapd-3.8.8
2026-09-09
Commits (12 mo)
2.8k
License
BSD-3-Clause-Attribution
Language / platform
C

Maintenance health: Actively maintained — Commits in the last 3 months.

Run Cyrus IMAP yourself

  • RAM: ~512 MB server (1 vCPU)
  • Docker: not detected — install from source or packages

Estimated monthly server cost

ProviderPlan size~ USD / month
Vultr512 MB$3.5Deploy →
DigitalOcean512 MB$4Deploy →
Akamai (Linode)1 GB$5Deploy →

Rough estimate from the app's stack and category, not a benchmark. Several light apps can share one server. Some hosting links may be affiliate links. We may earn a commission at no extra cost to you; it never affects which apps we list.

Prefer managed hosting? Check PikaPods or Elestio.

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