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116,701 servers. Updated
20 Best Observability MCP Servers: compared and ranked, November 2026Ranked from 684 matching servers on stars, growth, downloads and maintenance. Updated .

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    MCP server that wraps the AddEvent Calendar & Events API v2, allowing Claude to create, search, retrieve, update, and delete events, calendars, and RSVP attendees, plus list timezones.
    16
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    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.
    7
    43 npm
    1
    MIT
  • A
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    Agent-native MCP server for Carly, the AI scheduling assistant. Exposes 11 tools to read and manage booking pages, event types, calendars, bookings, and available slots. Allows you to manage and create booking pages from the command line.
    13
    15 npm
    1
    MIT
  • A
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    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.
    22
    159 npm
    1
    MIT
  • A
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    Enables Claude to connect unlimited Gmail and IMAP mailboxes, search and triage them together while identifying each account, read attachments, and create drafts or perform permitted mailbox actions under configurable safety modes.
    23
    362 npm
    1
    MIT
  • A
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    MCP server for Evite that lets you read and act on events as guest or host: list events, view guest lists, RSVP, send messages, and create/edit events.
    20
    288 npm
    MIT
  • F
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    Enables GitHub Copilot to read and search multiple Google accounts, create unsent Gmail drafts, and manage Google Calendar events with explicit account selection and authenticator-backed approvals for risky writes.
    18
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    Provides reusable MCP tools for Amazon Connect AI Agents and Bedrock AgentCore to look up customers, manage support tickets, schedule appointments, update CRM records, retrieve knowledge, and create tasks.
    7
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  • A
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    Enables AI assistants to read and create Fantastical calendar events on macOS using local database access and URL schemes, working entirely offline without API keys or network access.
    16
    7
    MIT
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    Enables MCP clients to search availability, read services, resources, bookings and customers, and, when writes are enabled, reserve slots, create or cancel bookings, and add or update customers.
    10
    MIT
  • A
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    The Outlook Calendar MCP enables Claude to directly manage Microsoft Outlook calendars on Windows systems, offering a privacy-focused solution that keeps all data local. Users can view events, create meetings, find free time slots, and manage multiple calendars without their data leaving their machi
    7
    50 npm
    42
    MIT
  • A
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    Enables AI agents to read and manage Microsoft 365/Outlook email and calendar, with destructive actions (send email, create event) requiring human approval.
    8
    MIT
  • A
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    Gives time-blind LLMs and agent frameworks a real clock: current time and timezone, elapsed task duration, countdowns to deadlines, timezone conversion, session heartbeats, cron-style due checks, and session-level timers. This lets locally hosted or self-built models stop hallucinating the time and actually perceive how long a task or conversation has been running.
    7
    12 npm
    MIT
  • A
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    Enables Claude to read and label Gmail messages, create and update email drafts, and work with Google Calendar events without any capability to send mail.
    14
    MIT
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    Enables Claude, ChatGPT and other MCP clients to read practice-management data including organization, clinicians, diaries, availability, bookings, patients, invoices, payments, staff tasks, services, and locations, and optionally create staff tasks, create bookings, and cancel bookings.
    15
    MIT