---
title: "vdirsyncer CalDAV and CardDAV Calendar and Contact Synchronizer"
description: "vdirsyncer is a command-line tool for synchronizing calendars and addressbooks between servers and the local filesystem via CalDAV and CardDAV protocols. It bridges remote calendar and contact servers with local tools like khal and khard."
verification: "security_reviewed"
source: "https://github.com/pimutils/vdirsyncer"
category:
  - "Calendar, Email & Productivity"
framework:
  - "Custom Agents"
tool_ecosystem:
  github_repo: "pimutils/vdirsyncer"
  github_stars: 1804
---

# vdirsyncer CalDAV and CardDAV Calendar and Contact Synchronizer

vdirsyncer is a command-line tool for synchronizing calendars and addressbooks between servers and the local filesystem via CalDAV and CardDAV protocols. It bridges remote calendar and contact servers with local tools like khal and khard.

## Installation

Choose whichever fits your setup:

1. Copy this skill folder into your local skills directory.
2. Clone the repo and symlink or copy the skill into your agent workspace.
3. Add the repo as a git submodule if you manage shared skills centrally.
4. Install it through your internal provisioning or packaging workflow.
5. Download the folder directly from GitHub and place it in your skills collection.

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/vdirsyncer-caldav-carddav-sync/)