MCP Servers 124

CalDAV calendarsNew

io.github.ni-c/caldav-mcp

A✓Verified

Read and write CalDAV calendars: events, tasks and journal entries over the open standard

Content Calendar Ai

io.github.CSOAI-ORG/content-calendar-ai-mcp

A✓Verified

Content Calendar Ai MCP Server by MEOK AI Labs

Ms Calendar

io.github.0xka13b/ms-calendar-mcp

B✓Verified

Microsoft Calendar (Outlook Calendar) MCP server for managing events via Microsoft Graph.

Calendar Bridge

io.github.IsaiahDupree/calendar-bridge

B✓Verified

Connects ChatGPT to your Apple Calendar via a local Mac agent + Vercel relay

Google Calendar MCPNew

io.github.A1-x-Tech/mcp-google-calendar

A✓Verified

MCP server for the Google Calendar API: events, recurrence, invitations, availability, calendars.

Icloud Calendar

io.github.IceyWu/icloud-calendar

A✓Verified

Manage Apple iCloud Calendar through a reliable CalDAV MCP server.

Calendar

io.github.infoinlet-marketplace/mcp-calendar

C✓Verified

Google Calendar for AI agents — list/create/delete events and free-busy via OAuth token.

Calendar Handoff Reader

io.github.Wxt-ai/calendar-handoff-reader

C✓Verified

Normalize a calendar handoff

Weekness — Week & Calendar Utilities

io.github.dvdksn/weekness

C✓Verified

MCP server with ISO week and calendar tools for date conversion, week math, and weekday lookups.

Jp Calendar

io.github.skypier-jp-works/mcp-jp-calendar

B✓Verified

MCP server for Japanese business days, holidays, and fiscal-period calculations.

Keeper.Sh

io.github.ridafkih/keeper.sh

B◆ advisory

Calendar sync tool & universal calendar MCP server.

Ical

io.github.omar-v2/mcp-ical

E◆ advisory

A Model Context Protocol Server that allows you to interact with your MacOS Calendar through natural language.

Apple Events

io.github.fradser/mcp-server-apple-events

B◆ advisory

MCP server providing native macOS integration with Apple Reminders and Calendar via EventKit

Google Workspace

io.github.taylorwilsdon/google_workspace_mcp

B◆ advisory

Control Gmail, Google Calendar, Docs, Sheets, Slides, Chat, Forms, Tasks, Search & Drive with AI - Comprehensive Google Workspace MCP Server & CLI Tool

Google Docs

io.github.a-bonus/google-docs-mcp

B◆ advisory

The Ultimate Google Docs, Sheets, Drive, Gmail, & Google Calendar MCP Server.

Thunderbird

io.github.tkasperczyk/thunderbird-mcp

C◆ advisory

MCP server for Thunderbird - enables AI assistants to access email, contacts, and calendars

Google Drive MCP

io.github.piotr-agier/google-drive-mcp

A✓Verified

Secure access to Google Drive, Docs, Sheets, Slides, and Calendar through MCP.

Google Workspace

io.github.aaronsb/google-workspace

A✓Verified

Give AI agents access to Gmail, Calendar, Drive, and more — multi-account, manifest-driven

Fastmail

io.github.madllama25/fastmail-mcp

C◆ advisory

Unofficial MCP server for the Fastmail JMAP API — email, contacts, and calendar tools for AI assistants.

Caldav

io.github.dominik1001/caldav-mcp

A✓Verified

CalDAV calendar operations (list, create, update, delete events) as MCP tools.

Intervals Icu

io.github.hhopke/intervals-icu-mcp

A✓Verified

Read/write Intervals.icu MCP server: activities, wellness, calendar, gear, and workouts.

AulaNew

io.github.casperjuel/aula-mcp

B◆ advisory

MCP server for Denmark's Aula school platform — TypeScript MitID auth, no headless browser.

Macuse

io.github.macuse-app/macuse

B✓Verified

MCP server for Mac — control Calendar, Mail, Notes, Reminders, and any Mac app, fully on-device.

iCloud MCP

io.github.MrGo2/icloud-mcp

A✓Verified

Apple Mail, Calendar, Contacts, Reminders, Notes, Messages and Safari via AppleScript or iCloud