"Calendar" matching MCP servers:

An MCP server for Apple iCloud Calendar over CalDAV, supporting list, search, create, update, delete, RSVP, and free-time finding without local macOS dependencies.

An MCP server that provides access to the Google Calendar API, allowing AI assistants to list and retrieve calendar items via OAuth 2.0 tokens.

Google Workspace MCP Server

This MCP server bridges AI agents with Apple Mail on macOS, enabling email operations like reading, sending, drafting, searching, and scheduling through natural language, with added features like stable draft IDs and confirmation-gated sending.

Local-first Microsoft Outlook MCP server: a single Go binary that manages calendar events and mail through the Microsoft Graph API over stdio, with tokens stored in the OS keychain and no Entra ID app registration required. Exposes four aggregate tools (calendar, mail, account, system) dispatched by an operation verb, with multi-account support and read-only and mail-gating modes.

MCP server that provides access to SiftingIO market data, including live prices, SEC filings, OHLCV bars, 13F holdings, market status, and economic calendar tools for AI assistants.

Enables any MCP-capable LLM to use a private, self-hosted persistent brain with categorized memory, skills, tools, devices, email, calendar, webhooks, scheduled jobs, encrypted secrets, and per-user areas.

MCP server for Apple Calendar and CalDAV providers. Enables listing, creating, updating, deleting events, and checking free/busy status with per-calendar write protection.

Enables Windows users to search and retrieve Outlook calendar appointments, tasks, and mail, as well as local/OneDrive files via Windows Search and OneNote pages, with additional OneNote page creation and update capabilities, all through MCP over stdio.

Enables Claude Code to manage Gmail, Google Calendar, and Google Drive via a dedicated Google account, keeping personal data separate.

Enables AI assistants to manage Microsoft 365 services like Outlook, Calendar, OneDrive, and Contacts through natural language commands, with support for multi-account and high-performance caching.

Provides access to Google Meet API for retrieving meeting data, transcripts, and recordings. Enables polling for new transcripts, background watcher notifications, and integration with Google Calendar events.

Read/write MCP server for Intervals.icu — 51 tools spanning activities, streams, wellness, calendar, gear, and sport zones, plus structured workout generation with a built-in syntax reference for cycling, running, and swimming.

MCP server for corporate Exchange that provides access to email, calendar, and people directory via OWA JSON API.

Enables searching and extracting mountain bus tours, alpine trekking, and general tour information from Maitabi (毎日新聞旅行), providing tour search, details, and calendar tools via MCP.

MCP server integrating multiple Google Workspace services including Gmail, Calendar, Drive, Sheets, Docs, Tasks, People, Forms, and Slides, enabling users to manage emails, events, files, documents, and more through natural language.

One local MCP server for Mail, Calendar, Reminders, Notes, Messages and five more macOS apps. Searches return pointers, not full bodies; deletes, moves and sends preview first; sending is off by default.

Enables AI agents to read and create customers, jobs, estimates, invoices, calendar tasks, equipment, technicians, and reference data through the documented Service Fusion REST API, handling OAuth 2.0 and pagination automatically.

AI-powered meeting intelligence MCP server. Researches attendees from Google Calendar or Outlook, generates executive briefing cards, enriches with HubSpot CRM context, and records outcomes to persistent local meeting memory.

A sample MCP server built with FastMCP that demonstrates basic tools and a Google OAuth integration for accessing Google APIs like Calendar.

Enables AI agents to perform deterministic date, time, timezone, holiday, and business-day arithmetic through MCP, including elapsed-time and calendar-aware operations that skip weekends and supported official holidays.

MCP server for Vietnamese fortune-telling based on lunar calendar, providing birth date analysis, daily fortune, and general fortune predictions using traditional elements like Can Chi and Ngũ Hành.

MCP server and CLI for EVA FING (Moodle of Facultad de Ingeniería, UdelaR) that authenticates headlessly via Shibboleth, enabling AI agents and users to query courses, announcements, activities, calendar, and study material.

MCP gateway bridging Claude Code with Google Calendar, Google Tasks, and GitHub for calendar/task management and GitHub operations via natural language.

Enables interaction with Microsoft Outlook services (Tasks, Calendar, Email, Contacts, and Teams) via the Microsoft Graph API, providing 39 tools for Claude Desktop with natural language and JSON output.

Scans your Microsoft 365 Outlook, Teams, and calendar to surface conversations still waiting on you, and drafts reply messages you can approve and send without leaving your MCP client.

Enables AI clients to operate Feishu/Lark through MCP protocol, including sending messages, managing chats, accessing contacts, and checking calendar.

Unified MCP server exposing 12 DevOps tools across GitHub, PostgreSQL, Slack, and Google Calendar for AI agents, with rate limiting, input validation, and per-service scoped tokens.

Full natural language control over Google Calendar, Drive, Gmail, Docs, Sheets, Slides, Forms, Tasks, Contacts, and Chat through all MCP clients, AI assistants and developer tools.

Provides Kenya precision agriculture tools via MCP, including crop calendar, fertilizer guide, pest alerts, and KALRO crop variety recommendations.