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CalDAV calendars

io.github.ni-c/caldav-mcp

Read and write CalDAV calendars: events, tasks and journal entries over the open standard

Install

Add the config to your client settings. Replace values in <angle brackets> with your own.

claude_desktop_config.json

{
  "mcpServers": {
    "caldav-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@ni-c/caldav-mcp@0.1.5"
      ],
      "env": {
        "CALDAV_URL": "<CALDAV_URL>",
        "CALDAV_USERNAME": "<CALDAV_USERNAME>",
        "CALDAV_PASSWORD": "<CALDAV_PASSWORD>",
        "CALDAV_TOKEN": "<CALDAV_TOKEN>",
        "CALDAV_CALENDARS": "<CALDAV_CALENDARS>",
        "CALDAV_TIMEZONE": "<CALDAV_TIMEZONE>",
        "CALDAV_USER_EMAIL": "<CALDAV_USER_EMAIL>",
        "CALDAV_MAX_EVENTS": "<CALDAV_MAX_EVENTS>",
        "CALDAV_READ_ONLY": "<CALDAV_READ_ONLY>",
        "CALDAV_INSECURE_TLS": "<CALDAV_INSECURE_TLS>",
        "CALDAV_ALLOW_PLAINTEXT": "<CALDAV_ALLOW_PLAINTEXT>",
        "CALDAV_ALLOW_TOOLS": "<CALDAV_ALLOW_TOOLS>",
        "CALDAV_DENY_TOOLS": "<CALDAV_DENY_TOOLS>",
        "ELICITATION": "<ELICITATION>"
      }
    }
  }
}

Details

Name: io.github.ni-c/caldav-mcp
Version: 0.1.5
Updated: Oct 13, 2026
Source: Official MCP Registry
Repository: https://github.com/ni-c/caldav-mcp
Website: https://caldav-mcp.ni-c.de