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Xandikos

Git-backed CalDAV and CardDAV server

Calendar & Contacts ★ 609 stars Medium setup GPL-3.0

Xandikos is a lightweight CalDAV and CardDAV server that stores all data in a Git repository. This gives version history for every calendar and contact change with minimal infrastructure.

Official siteSource code

Key features

  • Git-backed storage with history
  • No database required
  • Lightweight footprint

Strengths

  • Released under the GPL-3.0 license
  • First-class Docker support for quick deployment
  • Written in Python
  • Tiny footprint — runs in 64 MB RAM

Is Xandikos secure?

OSV.dev has no published security advisories for Xandikos's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Xandikos replaces

Self-hosted Google Calendar alternativesSelf-hosted iCloud alternatives

Health badge

Maintain Xandikos? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 80 · excellent

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The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

Compare Xandikos

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