MCP Servers 99

Calendar

io.github.infoinlet-marketplace/mcp-calendar

C✓Verified

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

Icloud Calendar

io.github.IceyWu/icloud-calendar

A✓Verified

Manage Apple iCloud Calendar through a reliable CalDAV MCP server.

Jp Calendar

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

B✓Verified

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

Ms Calendar

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

B✓Verified

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

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

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.

Let ChatGPT, Claude & Cursor use your Mac: email, calendar, iMessage, Teams, files.

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

Outlook

io.github.littlebearapps/outlook-mcp

B✓Verified

Microsoft Outlook MCP server — 20 tools for email, calendar, contacts, and settings via Graph API.

Outlook Assistant

io.github.littlebearapps/outlook-assistant

B✓Verified

Microsoft Outlook MCP server — 22 tools for email, calendar, contacts, and mailbox management.

AIquila — Nextcloud MCP Server

io.github.elgorro/aiquila-mcp

A✓Verified

Nextcloud MCP server — files, calendar, contacts, mail, maps, notes, tasks & 120+ more tools

Dav

io.github.PhilflowIO/dav-mcp

A✓Verified

AI-orchestrated calendars, contacts & tasks across any DAV platform.

Project Parva

io.github.dantwoashim/project-parva

A✓Verified

Read-only Nepali date, calendar, festival, Panchanga, and temporal verification tools.

Outlook MCP

io.github.mpalermiti/outlook-mcp

A✓Verified

Microsoft Outlook personal accounts: mail, calendar, contacts, to-do, drafts (62 tools).

Outlook

io.github.rlrghb/outlook

A✓Verified

Outlook & OneDrive MCP: personal & enterprise tools for mail, calendar, contacts, tasks, files

proactive-mcp

io.github.madrobotnet/proactive-mcp

A✓Verified

Detects reply deadlines, calendar conflicts, and personal occasions for MCP agents.

Apple Tools (Unified)

io.github.JonathanRReed/apple-tools-mcp

A✓Verified

Unified Apple ecosystem MCP server for macOS: Mail, Calendar, Notes, Files, Messages, and more.

Google Workspace

io.github.mindstone/mcp-server-google-workspace

B✓Verified

Google Workspace MCP server for Gmail, Calendar, Drive, Docs, Sheets, Slides, Contacts, and more

Google Workspace MCP Server

io.github.conorbronsdon/gws-mcp-server

A✓Verified

Google Workspace as 39 curated MCP tools: Gmail, Calendar, Drive, Sheets, Docs, and Tasks.

OWA Exchange MCP Server

io.github.nhype/owa-exchange-mcp

C✓Verified

MCP server for Microsoft Exchange / OWA — email, calendar, directory, availability

Hebcal

io.github.hebcal/hebcal

B✓Verified

Model Context Protocol extension for Hebrew calendar