43 #calendar MCP Servers & Clients

Local MCP (LMCP)

lanchuske

Local tools that let your AI use Mail, Calendar, Contacts, Teams, Slack, WhatsApp, OneDrive, Google Drive, Notion, Outlook and Office files on Mac and Windows. Runs on your computer.

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).

Google Workspace MCP Server

epaproditus

A Model Context Protocol server for Google Workspace integration (Gmail and Calendar)

Airmcp

heznpc

AirMCP connects AI to the entire Apple ecosystem on macOS. 253 tools across

Wispr Flow

Wispr Flow

Read-only access to your Wispr Flow Notetaker meetings, transcripts, Scratchpad notes and calendar from Claude, ChatGPT or Cursor.

MCP server for https://tradingeconomics.com/calendar

Simosphere Ai · Governed Access For Microsoft 365

SIMOSphereOS

AI Governance Infrastructure for Microsoft 365. 24 MCP tools with policy enforcement, Need-to-Know compliance filter, revision-safe audit trail, and per-resource scope control. Deployed in your own Azure tenant — your data never leaves. DSGVO-first, EU AI Act ready.

The Cloud

Teka

The Cloud is the AI-native workspace that gives every AI — Claude, ChatGPT, Gemini, and other Frontier & Free or Local models — shared memory and real agents. Not cloud computing: thecloud.so is one workspace where your

Local MCP (LMCP)

lanchuske

188+ tools for Claude, ChatGPT, Cursor & Grok — Mail, iMessage, Teams, Slack, WhatsApp, Outlook, OneDrive, Google Drive, Zoom and Office. macOS 13+ and Windows 10+. Tools run on your computer, no API keys.

CalendarMCP

Full-Vibe

Hosted Google Calendar MCP server. Connect any AI agent to Google Calendar in about two minutes. No self-hosting, no Docker, no credentials.json. 10 tools including batch update, multi-account-one-key, and Google Advanced Protection support. Works with Claude Desktop, Claude Code

Kalender Sync

PPJ Venture Labs UG (haftungsbeschränkt)

Connect Google, Microsoft 365/Outlook, iCloud and CalDAV calendars to your AI assistant. Check availability, find and manage events, respond to supported invitations, and create, inspect, pause or delete calendar syncs w

Nilyo

Your own LinkedIn, WhatsApp, Instagram, Telegram, Email and Calendar accounts, usable from any agent — search, read and act on your own accounts.

EWS Meeting MCP

ap311036

Safely schedule Outlook meetings on on-prem Exchange EWS with room-aware slot suggestions, local credentials, preview-confirmed writes, and audit-friendly lifecycle records.

atbridge.ai

atbridge-ai

Local MCP server for Thunderbird. Gives Claude Desktop, Cursor, or any MCP client read/write access to multiple mailboxes, calendars, contacts, notes & tasks (Gmail, Outlook, IMAP) — all on your machine.

42min

42min

Official 42min MCP server: let Claude, ChatGPT, Cursor or any MCP client manage your meeting scheduling. Check availability, find free slots, book, cancel and reschedule meetings, manage recurring series, secret booking

Japanese calendar data API for AI agents. Provides Rokuyo, Rekichu (13 types), Kanshi, 24 Sekki, and fortune judgments for 8 categories (wedding, business, moving, etc.). MCP + REST API.

中文万年历 MCP 服务。支持公农历转换、二十四节气、法定节假日、黄历宜忌、八字五行、黄道吉日查询，共 9 个工具，直接接入 Claude/Cursor 使用。

PlugRail Japanese Calendar

plugrail

Japanese holiday and business-day calculations using official Japan Cabinet Office data.

Konbu

krtw00

A self-hostable all-in-one planner combining calendar, notes, todos, and bookmarks. Built-in MCP server lets Claude Desktop, Cursor, and any MCP client operate your personal data via natural language. Single Go binary, MIT licensed.

Temporal Cortex is a Model Context Protocol server that gives AI agents deterministic calendar capabilities — temporal context, datetime resolution, multi-calendar availability merging across Google Calendar, Microsoft Outlook, and CalDAV, and conflict-free booking with Two-Phase

Knit MCP

knitapi

Knit MCP is Knit’s remote MCP server offering that allows you to create and package your own mcp servers that you can plug into your AI assistants to directly execute real-world tasks like:

First Light

anytime-sync

AI-native task manager with native MCP server. Let Claude or any MCP client read, create, update, complete, and reschedule your tasks directly — no copy-pasting. Includes semantic search, daily planning, habit tracking, and weekly reviews. Free tier available.

Akiflow

Akiflow

Let Claude, ChatGPT or any MCP client manage your Akiflow tasks, calendar, time slots and meeting transcripts.

Calendar MCP Server

MCP-Mirror

Mirror of

calendar-mcp-server

menma-at-here

MCP server to get google calendar

Calendar negotiation API for AI agents. Exposes all 19 MeetSync endpoints as named MCP tools — find mutual availability across participants, manage scheduling proposals, and confirm bookings directly from Claude or any MCP-compatible agent. No OAuth required, API key auth only.

China Festival Mcp

Eis4TY

一个基于模型上下文协议（MCP）的中国节假日和农历信息服务器，为AI助手提供准确的法定节假日、调休安排、中国传统节日、农历转换、二十四节气和八字计算功能。西方节日都是固定公历日期，不需要查询工具。

Intentions.me

intentions-me

Intentions gives your AI assistant a personalized timing layer through MCP.

Telugu Panchangam

socraticsurge

Hindu almanac (panchangam) calculations as MCP tools: tithi, nakshatra, muhurta windows, 30+ named festivals, tarabalam good-day finding for up to four people, gochara transit verdicts, and a deterministic daily rasi phalalu. Swiss Ephemeris precision, every rule verified against

DialogBrain

saloprj

Unified inbox MCP for WhatsApp, Telegram, Email, voice — read/send messages, search conversations, manage contacts, query knowledge graph, and trigger AI agents through natural language.

Unipile

unipile

Unipile MCP server: LinkedIn MCP (Sales Navigator, Recruiter), WhatsApp, Instagram, Telegram and email MCP for coding agents. Build your LinkedIn, WhatsApp and email API integration from Cursor, Claude Code, Codex.

MCP Server for Slotix - AI-powered appointment management. Manage appointments, clients, availability and send notifications through Claude Desktop or ChatGPT.

MCP Desktop - Microsoft Cloud Platform Desktop Client

Aanerud

an local MCP server you can run on your env, connecting you to Microsoft Graph, and the complete M365 eco system.

Outlook Mail + Calendar + OneDrive + Sharepoint

Norcim133

This MCP server gives Claude Desktop access to your Microsoft 365 mail and Calendar, OneDrive, and Sharepoint using the Microsoft Graph API.

Convo

itsconvo

Access your meetings, transcripts, summaries, and action items from Convo, an AI meeting assistant. Cross-meeting intelligence: prepare for calls with past context, get weekly digests, and track action items across all meetings. Works before, during, and after your meetings.

Synced Calendar

awasero

AI-powered meeting scheduling via MCP. Let Claude check your calendar, find mutual availability across companies, and book meetings — all through natural conversation. 6 tools: get_meetings, get_contacts, get_availability, schedule_meeting, get_recommended_slots, natural_language

Outlook MCP

littlebearapps

MCP server for Microsoft Outlook via Graph API. 20 consolidated tools for email, calendar, contacts, folders, rules, categories, settings, and shared mailboxes. Safety controls include dry-run preview, rate limiting, and recipient allowlists.

AI scheduling assistant for agents. Timezone conversion, public holidays for 100+ countries, business hours checker, multi-timezone meeting slot finder, and Google Calendar event creation. x402 native — pay $0.01 per call, no signup needed. Works with Claude, ChatGPT, Cursor and

Kalendis is a scheduling backend API that provides an MCP server for generating TypeScript clients and framework-specific

Calendar AutoAuth MCP Server

MCP-Mirror

Mirror of