Jmap Calendar Mcp

io.github.robertdoneill/jmap-calendar-mcp · v0.2.0

Read calendars and create, change or (opt-in) delete events on any JMAP server, such as Stalwart.

Source code Set it up

Connect Runs on your machine

Terminal

claude mcp add jmap-calendar-mcp -e JMAP_SESSION_URL=<JMAP_SESSION_URL> -e JMAP_BEARER_TOKEN=<JMAP_BEARER_TOKEN> -e JMAP_ALLOW_INVITES=<JMAP_ALLOW_INVITES> -e JMAP_ALLOW_DELETE=<JMAP_ALLOW_DELETE> -- uvx jmap-calendar-mcp==0.2.0

claude_desktop_config.json

{
  "mcpServers": {
    "jmap-calendar-mcp": {
      "command": "uvx",
      "args": [
        "jmap-calendar-mcp==0.2.0"
      ],
      "env": {
        "JMAP_SESSION_URL": "<JMAP_SESSION_URL>",
        "JMAP_BEARER_TOKEN": "<JMAP_BEARER_TOKEN>",
        "JMAP_ALLOW_INVITES": "<JMAP_ALLOW_INVITES>",
        "JMAP_ALLOW_DELETE": "<JMAP_ALLOW_DELETE>"
      }
    }
  }
}

~/.cursor/mcp.json

{
  "mcpServers": {
    "jmap-calendar-mcp": {
      "command": "uvx",
      "args": [
        "jmap-calendar-mcp==0.2.0"
      ],
      "env": {
        "JMAP_SESSION_URL": "<JMAP_SESSION_URL>",
        "JMAP_BEARER_TOKEN": "<JMAP_BEARER_TOKEN>",
        "JMAP_ALLOW_INVITES": "<JMAP_ALLOW_INVITES>",
        "JMAP_ALLOW_DELETE": "<JMAP_ALLOW_DELETE>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "jmap-calendar-mcp": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "jmap-calendar-mcp==0.2.0"
      ],
      "env": {
        "JMAP_SESSION_URL": "<JMAP_SESSION_URL>",
        "JMAP_BEARER_TOKEN": "<JMAP_BEARER_TOKEN>",
        "JMAP_ALLOW_INVITES": "<JMAP_ALLOW_INVITES>",
        "JMAP_ALLOW_DELETE": "<JMAP_ALLOW_DELETE>"
      }
    }
  }
}

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

Name	Description
`JMAP_SESSION_URL` Required	JMAP session URL, usually https://<host>/.well-known/jmap
`JMAP_BEARER_TOKEN` Required, secret	API key for the account, limited to calendar permissions
`JMAP_ALLOW_INVITES` Optional	1 to allow sending invitations when a call asks for it
`JMAP_ALLOW_DELETE` Optional	1 to offer delete_calendar_event

Details

Package	`[email protected]` (PYPI, stdio)
First published	31 Oct 2026
Last updated	31 Oct 2026
Registry name	`io.github.robertdoneill/jmap-calendar-mcp`

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Local install

Installed and run on your own machine, so there is no public endpoint to check.

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