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CalDAV MCP Server

io.github.lukegskw/caldav-mcp · v0.2.0

A TypeScript MCP server for iCloud Calendar with native multi-VALARM support.

Connect Runs on your machine

Terminal
claude mcp add caldav-mcp -e CALDAV_USERNAME=<CALDAV_USERNAME> -e CALDAV_PASSWORD=<CALDAV_PASSWORD> -- docker run -i --rm ghcr.io/lukegskw/caldav-mcp:0.2.0
claude_desktop_config.json
{
  "mcpServers": {
    "caldav-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<CALDAV_PASSWORD>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "caldav-mcp": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<CALDAV_PASSWORD>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "caldav-mcp": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<CALDAV_PASSWORD>"
      }
    }
  }
}

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server runs locally, so its tools are listed by your MCP client once it starts.

Environment variables

NameDescription
CALDAV_USERNAME
Required
Your CalDAV username
CALDAV_PASSWORD
Required, secret
Your CalDAV password or app-specific password

Details

Packageghcr.io/lukegskw/caldav-mcp:0.2.0 (OCI, stdio)
Package@lukegskw/[email protected] (NPM, stdio)
First published21 Oct 2026
Last updated21 Oct 2026
Registry nameio.github.lukegskw/caldav-mcp

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