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Apple Calendars

Apple Calendars

shadowfax92

Connects AI models to Apple Calendar on macOS, allowing them to read, create, update, and delete calendar events through a local bridge service.

Provides a TypeScript-based server for reading, creating, updating, and deleting macOS calendar events through a local HTTP bridge, enabling seamless scheduling and calendar management for desktop applications.

10406 views3Local (stdio)
productivitydeveloper tools
GitHub

What it does

  • List all available calendars
  • Read events from specific calendars
  • Create new calendar events
  • Update existing calendar events
  • Delete calendar events

Best for

AI assistants that manage schedulingDesktop automation workflows on macOSCalendar-aware AI applications
macOS-only integrationRequires local bridge serviceFlexible date format support

About Apple Calendars

Apple Calendars is a community-built MCP server published by shadowfax92 that provides AI assistants with tools and capabilities via the Model Context Protocol. TypeScript server for macOS Calendar: read, create, update, delete events via a local HTTP bridge for seamless Apple Cal It is categorized under productivity, developer tools.

How to install

You can install Apple Calendars in your AI client of choice. Use the install panel on this page to get one-click setup for Cursor, Claude Desktop, VS Code, and other MCP-compatible clients. This server runs locally on your machine via the stdio transport.

License

Apple Calendars is released under the MIT license. This is a permissive open-source license, meaning you can freely use, modify, and distribute the software.

MCP Apple Calendars

A Model Context Protocol (MCP) server for interacting with Apple Calendars on macOS. This module allows AI models to access and manipulate calendar data through a standardized interface.

Prerequisites

Installation

  1. Clone this repository
  2. Install dependencies: 
    npm install
  3. Build the TypeScript code: 
    npm run build

Usage

  1. Make sure the Calendar API Bridge is running on port 8080
  2. Start the MCP server: 
    npm start

Available Tools

The MCP server provides the following tools for AI models:

  • getCalendars: List all available calendars
  • getCalendarEvents: Get events from a specific calendar
  • createCalendarEvent: Create a new event in a calendar
  • updateCalendarEvent: Update an existing event
  • deleteCalendarEvent: Delete an event from a calendar

Date Formats

When creating or updating events, you can use any of the following date formats:

  1. ISO8601 with milliseconds and Z timezone (recommended):

    2025-03-09T10:00:00.000Z

  2. ISO8601 without milliseconds:

    2025-03-09T10:00:00

  3. ISO8601 with space instead of T:

    2025-03-09 10:00:00

  4. ISO8601 with forward slashes:

    2025/03/09 10:00:00

The Calendar API Bridge has been updated to handle these date formats automatically.

Development

To run the server in development mode with automatic reloading:

npm run dev

License

MIT

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