Koskamo

CalDAV MCP Server

A Model Context Protocol server for managing iCloud Calendar events, including native support for multiple VALARM reminders on one event. It discovers calendars, lists events, creates timed or recurring events, and handles Apple Calendar specific properties like travel time and alarms.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

CalDAV MCP Server logo, by lukegskwCommunity listingLocal stdioSource reviewed; not executedPublished by lukegskw
You need:install Node.js 22 or newer
Vendor documentation

Checks and signals

Each line is separate evidence, not a trust score.

  • Popularity 5 GitHub stars

What you can do with it

  • Discover calendars available to the configured iCloud account
  • List events in semi-open time ranges and expand recurring occurrences
  • Create timed, all-day, and recurring events
  • Read and write Apple Calendar travel time

Source and maintenance

Community listingRegistry 0.2.0MIT
mcp-registry: io.github.lukegskw/caldav-mcp@0.2.0Source repository
Last repository push
Latest release
v0.2.0
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

ghcr.io/lukegskw/caldav-mcp:0.2.0

oci
ghcr.io/lukegskw/caldav-mcp:0.2.0 package definition
{
  "transport": "stdio",
  "identifier": "ghcr.io/lukegskw/caldav-mcp:0.2.0",
  "registryType": "oci",
  "environmentVariables": [
    {
      "name": "CALDAV_USERNAME",
      "format": "string",
      "isRequired": true,
      "description": "Your CalDAV username"
    },
    {
      "name": "CALDAV_PASSWORD",
      "format": "string",
      "isRequired": true,
      "description": "Your CalDAV password or app-specific password"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · repository · passed · metadata changed · updated
  • · backfill · recorded · Pre-expansion baseline; unobserved rich metadata remains unknown

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "caldav-mcp-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "CALDAV_USERNAME=<YOUR_CALDAV_USERNAME>",
        "-e",
        "CALDAV_PASSWORD=<YOUR_CALDAV_PASSWORD>",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<YOUR_CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<YOUR_CALDAV_PASSWORD>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "caldav-mcp-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "CALDAV_USERNAME=<YOUR_CALDAV_USERNAME>",
        "-e",
        "CALDAV_PASSWORD=<YOUR_CALDAV_PASSWORD>",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<YOUR_CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<YOUR_CALDAV_PASSWORD>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "caldav-mcp-server": {
      "type": "stdio",
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "CALDAV_USERNAME=<YOUR_CALDAV_USERNAME>",
        "-e",
        "CALDAV_PASSWORD=<YOUR_CALDAV_PASSWORD>",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<YOUR_CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<YOUR_CALDAV_PASSWORD>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "caldav-mcp-server": {
      "command": "docker",
      "args": [
        "run",
        "-i",
        "--rm",
        "-e",
        "CALDAV_USERNAME=<YOUR_CALDAV_USERNAME>",
        "-e",
        "CALDAV_PASSWORD=<YOUR_CALDAV_PASSWORD>",
        "ghcr.io/lukegskw/caldav-mcp:0.2.0"
      ],
      "env": {
        "CALDAV_USERNAME": "<YOUR_CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<YOUR_CALDAV_PASSWORD>"
      }
    }
  }
}

Let your agent find its tools

Find servers like CalDAV MCP Server from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.

Connect Koskamo Explore workflows
See all 4,637