"Wikipedia - The Free Online Encyclopedia" matching MCP servers:

Provides verified event dates, countdown semantics, and custom countdown sharing from Countdowns Online to MCP-compatible AI clients.

Enables AI assistants to manage events, venues, organizers, and tickets on WordPress sites via CRUD operations.

Enables AI assistants to manage Microsoft Outlook Desktop (Classic) calendar and email through local COM automation, without Microsoft Graph or Entra registration.

Evaluates whether a meeting is worth attending, heavily weighted toward no, and provides time cost analysis, productivity impact, email viability score, and a polite decline template.

Provides real, official public holiday data for ~100 countries with tools to list holidays for a year and check if a specific date is a holiday. Free, no API key required, powered by Nager.Date.

A macOS-only MCP server that lets Claude read and create events in Apple Calendar, list calendars, and find free time using EventKit.

An MCP server for Apple iCloud Calendar over CalDAV, supporting list, search, create, update, delete, RSVP, and free-time finding without local macOS dependencies.

MCP server for Apple Calendar and CalDAV providers. Enables listing, creating, updating, deleting events, and checking free/busy status with per-calendar write protection.

Enables full CRUD operations on calendar events, free/busy queries, and availability slot finding via CalDAV, supporting Nextcloud, Radicale, iCloud, and other RFC 4791-compliant servers.

Serves Claude Desktop a unified, actionable read of Google Calendar and Google Tasks, surfacing overdue items first, then the day's events, free slots, and open tasks, with explicit-request-only write tools for creating, updating, completing, and deleting. Google stays the sole source of truth with no server-side storage beyond the OAuth token and a 30-second read cache.

Your real mailbox and calendar for your AI agent — Microsoft 365 via Graph or any IMAP — as 24 tools: read, search, attachments as text, sender history, drafting from identity and knowledge files, free-slot computation. Send, reply, delete and calendar writes need out-of-band human approval: the agent cannot approve its own actions.

Free, keyless MCP server for timezone conversion, world clock, DST-aware date arithmetic, and cross-timezone meeting scheduling using IANA timezones.

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.

Enables privacy-safe calendar availability queries across Outlook, iCloud, and Google ICS feeds, exposing only busy/free intervals and free-slot search without revealing event details.

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

MCP server for Open-Xchange & standards-based mail: email (IMAP/SMTP), Sieve filters, CalDAV calendar, CardDAV contacts, free/busy.

Secure MCP server for on-prem Microsoft Exchange (EWS) with tools for email, calendar, contacts, folders, attachments, and free/busy availability.

Enables AI assistants to read and manage a user's Google Calendar, including listing calendars, searching, creating, updating, and deleting events, and checking free/busy availability via OAuth 2.0.

Enables MCP-compatible assistants to search, read, send, and label Gmail messages, manage Google Calendar events and free/busy queries, and read, publish, or delete LinkedIn profile content and posts through explicit tools. It supports separate Google and LinkedIn OAuth grants with persistent token storage outside the package directory.

A Model Context Protocol server that provides read-only access to the Google Calendar API v3. It enables users to list calendars, search for events, check free/busy availability, and retrieve calendar settings.