google-calendar-mcp and che-ical-mcp
These are complementary tools targeting different calendar ecosystems—the Google Calendar integration pairs with the native macOS Calendar/Reminders server to provide cross-platform calendar access for Claude AI agents.
About google-calendar-mcp
nspady/google-calendar-mcp
MCP integration for Google Calendar to manage events.
Enables multi-account and multi-calendar event management with cross-account conflict detection, recurring event modifications, and intelligent import from images/PDFs via natural language understanding. Implements an MCP server that communicates with Claude Desktop through stdio transport, supporting OAuth 2.0 authentication with automatic token refresh and account switching. Deployable via npx, local installation, or Docker with optional HTTP transport for browser-based account management.
About che-ical-mcp
PsychQuant/che-ical-mcp
macOS Calendar & Reminders MCP server with 24 tools - Native Swift EventKit integration for Claude AI. Supports iCloud, Google, Exchange calendars with same-name disambiguation.
Provides task/reminder management alongside calendar events with hashtag extraction and duplicate/conflict detection—capabilities absent from competing calendar MCPs. Implements 28 tools in native Swift with stdio transport, supporting batch operations, undo/redo history, and per-event timezone handling. Offers dual deployment: as a Claude Desktop MCP server or Claude Code plugin with integrated slash commands and weekday-verification hooks for error prevention.
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