"An in-memory data store for caching and message brokering" matching MCP servers:

Turns Google Calendar history into a searchable people CRM, enabling queries about meeting patterns, relationships, and contacts through natural language with any MCP client.

Enables comprehensive Google Meet and Calendar management through Google Calendar API v3 and Google Meet API v2, supporting calendar event creation with Meet links, space management, transcription, recording, attendance tracking, and meeting moderation controls.

Enables AI assistants to book meetings, check availability, and manage Cal.com scheduling through natural conversation.

Lets Claude read and manage your iCloud Reminders and Calendar through a custom MCP connector, enabling natural language queries and actions.

MCP server demonstrating elicitation for booking appointments and an interactive MCP App for viewing appointments with SQLite persistence.

Empowers AI assistants with real-world capabilities including note management, Gmail integration, Google Calendar and Tasks management, and Git repository operations through the Model Context Protocol.

A hosted MCP server that allows AI assistants to access Google Calendar and Sheets via OAuth proxy, requiring no Google Cloud setup.

MCP server giving Claude access to Tuta mail, calendar, contacts and drive. Supports mail modes (dedicated/shared/folder), trusted sender filtering with E2E verification, and Docker-based setup.

An MCP server to manage time tracking and time off on Woffu, allowing users to clock in days, view balances, request leave, and check team availability.

Enables read-only access to SimplePractice Client Portal data — appointments, billing, documents, and announcements — via the portal's JSON:API, using passwordless portal sign-in.

Exposes Apple Calendar data through an EventKit helper app. Enables reading, creating, updating, and deleting calendar events on macOS.

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 full access to Microsoft Outlook calendar and email through Claude Code by intercepting browser tokens from an existing signed-in Edge profile, eliminating the need for Azure app registration.

An unofficial MCP server for Tend dental that aims to let users access their own Tend account data (e.g., appointments) via natural language. Currently it is scaffold-only with stub API calls and not yet functional.

A local MCP server that lets Claude read macOS Mail.app via JXA, with tools for listing accounts/mailboxes, searching and reading messages. Read-only by default, with optional opt-in write tools for compose drafts and Apple Calendar events.

An MCP server for the Luma Events API that enables creating, updating, and managing events and guests.

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 clients to read DTU Learn classes, assignments, deadlines, exams, and recent calendar changes through a local MCP server, using a cached SQLite store for fast and resilient queries.

An MCP App that renders an interactive dashboard in Claude conversations to unify calendar events, emails, and documents into a single interface. It enables users to manage their daily schedule and perform actions like meeting preparation through bidirectional communication between the UI and the model.

An MCP server for managing Luma events, including listing, creating, updating events and guest registrations with privacy-conscious summaries.