{"id":"psychquant-che-ical-mcp","name":"che-ical-mcp","af_score":63.8,"security_score":53.8,"reliability_score":35.0,"what_it_does":"che-ical-mcp is a macOS MCP server (and CLI tool) that integrates with the system Calendar and Reminders via Apple EventKit, exposing MCP tools to list/create/update/delete calendars, events, and reminders, plus advanced search, batch operations, conflict/duplicate detection, and undo/redo.","best_when":"You are on macOS 13+ and want an agent-friendly way to read/write your local Calendar and Reminders through MCP or the provided CLI.","avoid_when":"You cannot grant macOS Calendar/Reminders (TCC) permissions, you need a networked multi-tenant API, or you require a fully documented REST/OpenAPI contract and standardized auth flows.","last_evaluated":"2026-03-30T15:38:56.253263+00:00","has_mcp":true,"has_api":false,"auth_methods":["macOS TCC permission prompts for Calendar and Reminders (no network auth described)","Local MCP/CLI usage via stdio transport and local binary"],"has_free_tier":false,"known_gotchas":["macOS TCC permission prompts may be attributed to the parent app (not the binary), which can break agent runs depending on host environment (e.g., VS Code).","Some tools/response formats changed (e.g., list_events/list_reminders returning objects with metadata instead of plain arrays) which can affect downstream agent parsing.","Timezone parsing supports multiple formats; agents must pass correct timezone or rely on system timezone appropriately.","For Claude Code, file sync locations should be avoided to prevent connection timeouts."],"error_quality":null}