MCP.so
Sign In

Calendar App MCP

@rygwdn

Repository

About Calendar App MCP

An MCP server for the macOS Calendar.app

Basic information

Category

Productivity

License

MIT

Runtime

python

Transports

stdio

Publisher

rygwdn

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "calendar-app-mcp": {
      "command": "uvx",
      "args": [
        "calendar-app-mcp",
        "#",
        "Automatically",
        "runs",
        "as",
        "MCP",
        "server",
        "with",
        "no",
        "arguments"
      ]
    }
  }
}

Tools

8

Retrieve events for a specific date range

Retrieve reminders for a specific date range

List all available calendars

Get a summary of today's events and reminders

Search for events and reminders containing a specific term

Get the current date and time in any timezone

Convert a time from one timezone to another

List available timezones, optionally filtered by region

Overview

What is Calendar App MCP?

Calendar App MCP is an MCP (Model Context Protocol) server that provides access to macOS Calendar.app events and reminders for use with Claude and other AI assistants.

How to use Calendar App MCP?

Install from PyPI with pip install calendar-app-mcp or uv pip install calendar-app-mcp. Run it as an MCP server using uvx calendar-app-mcp or uvx calendar-app-mcp mcp. Once running, AI assistants like Claude can interact with your calendar data through the MCP protocol. You can also use it as a command-line tool with subcommands such as calendars, today, events, reminders, and all.

Key features of Calendar App MCP

  • Access macOS Calendar.app events and reminders
  • Filter by date range, calendar names, and all-day/busy status
  • Format output as JSON or Markdown
  • Secure, local access to calendar data
  • MCP integration for AI assistants like Claude

Use cases of Calendar App MCP

  • Ask Claude for a summary of today’s events and reminders
  • Find free time slots for scheduling a meeting
  • Search events and reminders containing a specific term
  • List available calendars and their details
  • Get the current time or convert times between timezones

FAQ from Calendar App MCP

What does Calendar App MCP require to run?

It requires macOS with Calendar.app installed, and the Python package installed via pip or uv.

How does Calendar App MCP access calendar data?

It accesses macOS Calendar.app data locally and securely on your machine without any external services.

Can I use Calendar App MCP with other AI assistants besides Claude?

Yes, it works with any AI assistant that implements the MCP protocol.

What output formats are available?

Output can be formatted as JSON (using the --json flag) or Markdown (default).

How do I run it as an MCP server?

Run uvx calendar-app-mcp or uvx calendar-app-mcp mcp from the command line to start the MCP server.

Comments

More Productivity MCP servers

AppleScript MCP Server (Dual access: python and node.js)

peakmojo

MCP server that execute applescript giving you full control of your Mac

461

Computer Control MCP

AB498

MCP server that provides computer control capabilities, like mouse, keyboard, OCR, etc. using PyAutoGUI, RapidOCR, ONNXRuntime. Similar to 'computer-use' by Anthropic. With Zero External Dependencies.

150

Openfate Bazi Mcp

openfate-ai

OpenFate Bazi MCP server with deterministic Four Pillars calculation, True Solar Time, branch interactions, and reverse Bazi lookup.

76

Task Manager MCP Server

tradesdontlie

A task management MCP server that provides comprehensive project and task tracking capabilities

36

Outlook Calendar MCP Tool

merajmehrabi

A Model Context Protocol (MCP) server that allows Claude to access and manage your local Microsfot Outlook calendar (Windows only).

40