Caldav MCP

🗓️ A CalDAV Model Context Protocol (MCP) server to expose calendar operations as tools for AI assistants. It runs locally over stdio via the published package.

People connecting productivity tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-08-24 · ★ 97 · #15 OF 139 MAINTAINED PRODUCTIVITY · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Caldav MCP

before you install - you'll need

Set CALDAV_BASE_URL, CALDAV_USERNAME, CALDAV_PASSWORD before connecting.

Claude Code

claude mcp add dominik1001-caldav-mcp -- npx -y caldav-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "dominik1001-caldav-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "caldav-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

npm package caldav-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.dominik1001 is GitHub-verified and matches the repo owner

03 · What Caldav MCP can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.10.0 · 2026-07-01

0.10.0 (2026-07-01) · delete-todo: report a missing task with the friendly not-found error · list-todos: bound limit/offset, reuse status enum, type statusOf · update-todo: keep COMPLETED status and timestamp in sync…

v0.9.2 · 2026-05-27

0.9.2 (2026-05-27) · skip Claude Code Review on fork PRs

v0.9.1 · 2026-05-27

0.9.1 (2026-05-27) · grant pull-requests write permission to Claude Code Review · move MCP Registry publish to separate release-triggered workflow

04 · Who maintains Caldav MCP

caldav-mcp is maintained by dominik1001. It's the only MCP server we track from this author; the repo dates to May 2025.

05 · Facts

repository: github.com/dominik1001/caldav-mcp
category: productivity - ranked #15 of 139 actively-maintained productivity servers as of 2026-08-25.
release cadence: 4 releases in the last 90 days (latest 2026-07-01)
registry: io.github.dominik1001/caldav-mcp (active, first published 2026-05-27)
packages: npm:caldav-mcp

06 · Caldav MCP FAQ

What is Caldav MCP?

🗓️ A CalDAV Model Context Protocol (MCP) server to expose calendar operations as tools for AI assistants. It runs locally over stdio via the published package.

Is Caldav MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-08-24 and it shipped 4 releases in the last 90 days. We re-verify nightly.

How do I install Caldav MCP?

Run `npx -y caldav-mcp`. The README documents 3 environment variables (CALDAV_BASE_URL, CALDAV_USERNAME, CALDAV_PASSWORD) to set first. Set CALDAV_BASE_URL, CALDAV_USERNAME, CALDAV_PASSWORD before connecting. You can also paste the ready-made client config above.

Does Caldav MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Caldav MCP

Alternatives to Caldav MCP

Maintained productivity servers if Caldav MCP isn't the fit.

Pairs well with

Servers that cover what Caldav MCP doesn't - only shown when the pairing reason fits the companion.

More productivity MCP servers · Google Tasks MCP Server · Paper Distill MCP · Self Inspect MCP · Kitty Claw

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