"Y Combinator" matching MCP servers:

将飞书日历 API 封装为 MCP 服务器，支持日历、日程、订阅和忙碌状态的查询与管理。

Enables Claude to fetch due reminders at the start of a new conversation, return them in the first response, and archive them so they are not shown twice. It also lets users add, list, update, and delete reminders through MCP tools.

MCP server that gives Claude and other MCP hosts full access to Calendar.app on macOS — list, search, create, update, and delete events across all configured accounts.

Enables AI assistants to use a user's own Roamer X (ICONICS IBSS) session to browse locations and spaces, check availability and bookings, book rooms that satisfy booking rules, and cancel existing reservations. It works with the ULB/VUB tenant by default and supports other IBSS tenants via login.

Book a table, an appointment or a place in a class at a real local business. Live availability, instant confirmation, no account and no API key. Eight tools: search, fetch, get_business, check_availability, create_booking, check_booking, cancel_booking and request_listing. Guest emails in eight languages. Hosted at https://g-guest.app/api/mcp

Enables Claude to interact with Google Calendar through OAuth authentication, allowing users to list events, create and manage meetings, update or delete calendar entries, and find available time slots using natural language.

Enables voice assistants to find nearby service providers, connect users to live video representatives for natural conversation, and handle appointment booking. It also returns confirmed bookings so the assistant can add them to its calendar.

This read-only MCP Server allows you to connect to Google Calendars data from Claude Desktop through CData JDBC Drivers. For full CRUD support, check out the first managed MCP platform: CData Connect AI (https://www.cdata.com/ai/).

Local MCP server for reading/sending email via Gmail and managing Google Calendar events, enabling an AI agent to handle email and calendar operations through natural language.

Integration server that enables interaction with Google services including Gmail and Calendar, allowing users to manage emails, draft responses, and schedule events across multiple Google accounts.

A Model Context Protocol (MCP) server for interacting with Microsoft 365 and Microsoft Office services through the Graph API.

Measures the shape of idle time in a booking calendar. Separates gaps that can actually be sold from structurally unsellable dead time, accounting for turnover time and the booking start grid. Fully offline, no API key required.

Provides Japanese business day calculations: add or subtract business days, count between dates, check whether a date is a business day, and reverse-calculate deadlines. Handles national holidays and year-end periods fully offline with no API keys required.

Provides Japanese national holidays, wareki (era) conversion, and date information. Works fully offline with no API keys required.

Enables AI assistants to interact with Fastmail services, providing tools for comprehensive email management, contact searching, and calendar event coordination via the JMAP API. It supports advanced features like threaded conversations, attachment handling, and bulk mailbox operations through natural language.

Enables AI apps to manage Google Calendar in plain language, including reviewing schedules, creating and changing events with guests and Google Meet, finding free time, and blocking Out of Office or Focus Time.

Enables MCP clients to interact with CalDAV calendars, letting users view schedules, find free time, create and update events, manage tasks and dated notes, and respond to invitations on their own server.

An MCP server for restaurant discovery and booking across Resy and OpenTable via natural language. It integrates Google Places data with dietary preferences, visit history, and weather awareness to provide personalized dining recommendations and group reservation management.

Enables AI agents to control Thunderbird directly, including mail, folders, contacts, calendar, filters, and settings, through its own internals.

Enables managing tasks, projects, schedules, users, comments, and more in Motion via natural language through the Model Context Protocol.

Enables users to query official undergraduate and graduate course schedules, indexes, prerequisites, and exam timetables, including tools for comparing indexes and finding matching schedules. It is read-only, local, and supports filtering by days, times, lesson types, teaching weeks, and schedule clashes.

Give Claude memory of your Apple Calendar, Notes and Reminders, with personality.

Enables users to interact with a business co-founder/executive assistant that integrates with Google services (Gmail, Calendar, Contacts), web search, and includes approval gating for sensitive operations.

Google Toolbox

Comprehensive Google Workspace MCP server with Gmail, Drive, Calendar, and Contacts integration.

Enables AI assistants to interact with Microsoft 365 and Office services through the Microsoft Graph API, providing tools for email, calendar, files, Teams, SharePoint, and more with configurable permissions and output formats.

Enables managing calendars, tasks, and contacts on an existing Radicale CalDAV/CardDAV server via MCP.

Enables AI assistants to remotely search, read, and check availability on iCloud calendars, and with write permission to create, edit, delete, and respond to invitations for timed, all-day, and recurring events with time zones, notes, and map-ready locations. It runs headlessly in the user's own Cloudflare account, so no Mac or local server is needed and access is scoped per client through an approval flow.

Enables households to record and query appliance maintenance, warranties, repair history, and follow-up reminders through natural-language MCP tools, with date calculations and persistent local storage handled by the server.

MCP server for eventos event management platform, enabling AI assistants to manage events and tickets via API integration. Supports authentication, ticket CRUD operations, and listing with pagination.

Provides local MCP access to Apple Calendar and Reminders on macOS, with no HTTP, LAN, or cloud endpoints.

MCP server for Gmail, Google Drive, and Google Calendar — search, read, send, and manage threads, files, and events.

Enables Claude to read intervals.icu training data — wellness metrics, completed activities with per-lap and time-series detail, and planned events with planned-versus-completed reconciliation — and to create, update, or delete planned run and bike workouts on the intervals.icu calendar, which syncs to Garmin Connect. Writes are guarded by dry-run defaults and explicit approval.

Provides read-only access to classic desktop Outlook mailbox and calendar on Windows, enabling safe email and calendar queries without any write capabilities.

A FastMCP server exposing 22 tools for calendar, to-do, notes, web search, math, scratchpad, task queue, and sandboxed code execution, designed for safe RL training with structured outputs and FastMCP transforms.

Enables agents to read, create, and modify invitations for calendar events through a deny-by-default broker that validates OAuth bearer tokens and intersects server-owned per-subject, per-calendar grants with token scopes. Access is limited to a narrow, data-minimized calendar surface with idempotent writes and fail-closed authorization, rather than arbitrary service or network execution.

Enables AI assistants to access and manage academic course information, assignments, submissions, grades, calendars, materials, recordings, and announcements through authenticated LMS sessions.

Enables users to interact with Mail.ru mail and calendar through IMAP/SMTP and CalDAV, including searching messages, managing flags and folders, creating drafts, sending when enabled, and viewing, creating, updating, deleting, and responding to calendar events and free slots.

Enables students to sync BEEF+, うりぼーネット, faculty announcements, calendar, Moodle, and optionally university email locally, then query schedules, deadlines, course materials, and notices from Claude Code, Claude Desktop, or Codex.

Enables managing meeting room reservations through a conversational interface using Claude's language model and the MCP protocol.