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PopNx MCPMCP servers for people who use AI · explained in plain words

iCloud

by epinethroneversion 0.12.1i★ –iRuns on your computer
Registry nameio.github.epinethrone/icloud-mcp

Install

Overview

Description from the maker (original English)

iCloud Mail, Calendar, Contacts, Reminders, Notes and Drive. Approval-first, self-hosted or local.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs on your computer
  • Transport: stdio
  • Category: Docs, sheets & office work
  • You need to fill in: ICLOUD_USERNAME, ICLOUD_APP_PASSWORD

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on your computer with your user’s permissions (files, network, apps).
  • You fill in yourself: ICLOUD_USERNAME, ICLOUD_APP_PASSWORD, ICLOUD_DISPLAY_NAME, DEFAULT_TIMEZONE, SEND_REQUIRES_APPROVAL, AGENT_NOTES_FILE, OWNER_ADDRESSES, WARMUP_ON_START, TOOL_WORKERS

Values marked secret are keys to your account. Never share them or paste them into a chat.

You need

  • PyPIPython’s uv installed (for the uvx command)

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json

{
  "mcpServers": {
    "icloud": {
      "command": "uvx",
      "args": [
        "icloud-mcp-server",
        "--local"
      ],
      "env": {
        "ICLOUD_USERNAME": "your-value",
        "ICLOUD_APP_PASSWORD": "your-value",
        "ICLOUD_DISPLAY_NAME": "your-value",
        "DEFAULT_TIMEZONE": "your-value",
        "SEND_REQUIRES_APPROVAL": "your-value",
        "AGENT_NOTES_FILE": "your-value",
        "OWNER_ADDRESSES": "your-value",
        "WARMUP_ON_START": "your-value",
        "TOOL_WORKERS": "your-value"
      }
    }
  }
}

Run this in your terminal

claude mcp add icloud --env ICLOUD_USERNAME=your-value --env ICLOUD_APP_PASSWORD=your-value --env ICLOUD_DISPLAY_NAME=your-value --env DEFAULT_TIMEZONE=your-value --env SEND_REQUIRES_APPROVAL=your-value --env AGENT_NOTES_FILE=your-value --env OWNER_ADDRESSES=your-value --env WARMUP_ON_START=your-value --env TOOL_WORKERS=your-value -- uvx icloud-mcp-server --local

Fill in the empty values before running it.

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "icloud": {
      "command": "uvx",
      "args": [
        "icloud-mcp-server",
        "--local"
      ],
      "env": {
        "ICLOUD_USERNAME": "your-value",
        "ICLOUD_APP_PASSWORD": "your-value",
        "ICLOUD_DISPLAY_NAME": "your-value",
        "DEFAULT_TIMEZONE": "your-value",
        "SEND_REQUIRES_APPROVAL": "your-value",
        "AGENT_NOTES_FILE": "your-value",
        "OWNER_ADDRESSES": "your-value",
        "WARMUP_ON_START": "your-value",
        "TOOL_WORKERS": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "icloud": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "icloud-mcp-server",
        "--local"
      ],
      "env": {
        "ICLOUD_USERNAME": "your-value",
        "ICLOUD_APP_PASSWORD": "your-value",
        "ICLOUD_DISPLAY_NAME": "your-value",
        "DEFAULT_TIMEZONE": "your-value",
        "SEND_REQUIRES_APPROVAL": "your-value",
        "AGENT_NOTES_FILE": "your-value",
        "OWNER_ADDRESSES": "your-value",
        "WARMUP_ON_START": "your-value",
        "TOOL_WORKERS": "your-value"
      }
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.

Your choice stays on this device in a cookie; no account needed.

Values you fill in

  • ICLOUD_USERNAME required env
    Your Apple Account email.
  • ICLOUD_APP_PASSWORD secret required env
    An app-specific password from account.apple.com (not your Apple password).
  • ICLOUD_DISPLAY_NAME env
    Name shown on mail you send.
  • DEFAULT_TIMEZONE env
    IANA timezone for calendar times, e.g. Europe/Berlin.
  • SEND_REQUIRES_APPROVAL env
    true: mail Claude sends is saved to Drafts for you to send. false: sent directly.
  • AGENT_NOTES_FILE env
    Path to a file with your own rules for agents, added to the instructions.
  • OWNER_ADDRESSES env
    Your aliases, comma-separated, so invitations to them count as yours.
  • WARMUP_ON_START env
    Sign in to mail, calendar and contacts in the background at start.
  • TOOL_WORKERS env
    Tool calls that can run at the same time.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

Runs on your computer; the tool list appears in your AI app after you install it.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 8, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified with the GitHub account epinethrone, which owns the repo

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • – Not applicable

    Endpoint responds

    This one runs on your computer; there is no internet endpoint

  • – Not applicable

    Sign-in with OAuth

    Runs on your computer and uses local settings instead

  • … Not checked yet

    No hidden instructions in tool descriptions

    Runs on your computer; we can only read tool lists from internet endpoints

Compared with others in Docs, sheets & office worki

  • More stars than 0% of the other 3544 servers in this category
  • Published to the registry more recently than 43% of the other 3544 servers in this category
  • Basic checks equal to or better than 100% of the other 3544 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is iCloud safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

You need to fill in: ICLOUD_USERNAME, ICLOUD_APP_PASSWORD

Does it run on my computer or in the cloud?

It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).

Is it still maintained?

The GitHub repo last changed –, and the latest version (0.12.1) reached the registry 42 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Python (uv) on your computer.

What can I use instead?

In the same category: Agent-Native Calendar, Excel MCP Server, MCP Server for Excel

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Agent-Native Google Calendar - manage events, sync, and public booking

Runs in the cloud★ 7,620MITUpdated 2 months ago
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Excel MCP Server

by haris-musa

Lets AI create and edit Excel files itself, including formulas, charts and PivotTables, without Excel installed.

Runs on your computer★ 4,276MITUpdated 7 days ago
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Excel automation for AI - Sheets, Power Query, DAX, VBA, Tables, Ranges and more. Windows only.

Runs on your computer★ 847MITUpdated 4 days ago
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README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

[Run it on this computer ›](#run-it-locally) [Host it for every device ›](#quick-start) [Claude Desktop in one click ›](#claude-desktop-in-one-click)

Ask your AI about your week, your inbox or the file you saved last spring, and it just knows.

iCloud MCP connects Claude, Codex, ChatGPT or any other MCP client to the Apple account you already live in.

It runs on your own machine, keeps your password there, and asks before anything leaves.

Just ask.

*"Find the email from my landlord about the heating and draft a polite reply."*

*"When am I free for an hour next week? Book lunch with Anna then."*

*"Move Thursday's dentist appointment to Friday, same time. Only that one."*

*"Remind me to renew my passport on the first of next month."*

*"Find my tax return PDF in iCloud Drive and tell me what I paid last year."*

*"How long does it take me to cycle to the station, if I need to be there at nine?"*

*"Catch me up on my messages from this weekend."*

*"How did I sleep this week, compared with last month?"*

Private by design.

Your password stays home.

Apple has no sign-in for these services other than an app-specific password.

It lives only on your machine or in your Mac's Keychain. Your AI never sees it.

Nothing leaves without you.

Mail your AI writes waits for your approval, or lands in your Drafts.

Invitations to other people are off. Deletes go to the Trash.

Built for mail from strangers.

Everything your AI reads is marked as someone else's words, not instructions.

Hidden characters are stripped, and phishing tricks are called out.

Tested where it counts.

Over 600 offline tests on every change, including fuzzing of every parser that reads other people's data, integration tests against real mail and calendar servers,

and hands-on runs against a live iCloud account for the quirks only Apple's servers have.

New in 0.12.

Apple Health Sleep with its stages, steps, activity and heart rate per day, from your iPhone, plus your whole history from the Health app's export. Any MCP client Claude, Codex, ChatGPT, Cursor and others. ChatGPT can sign in to a hosted server without extra settings. Clearer tool names Every tool is area_verb_noun , such as mail_send_message , so any agent picks the right one. Old names still work in TOOLS .

Fewer false alarms Mail from Outlook no longer warns about hidden text. The warning stays for hidden text that addresses an AI, and you can see what was hidden. Apple Maps Travel time by bike, car, foot or transit for a departure or arrival time, and place search. Calendar travel time can use it. Messages Read and search your iMessage and SMS history. Sending is off by default, and then waits for your approval and an allowlist.

A menu bar app See health at a glance, pause the server, restart it, change credentials and sign out any connected app. Pause One switch and every tool answers that the server is paused, without disconnecting anyone. Safer Invitation allowlists, screened subjects and names, your own classifier, and fuzzing of every parser that reads other people's data.

In 0.9 to 0.11: Maps, Messages, the menu bar app and pause, drafts and folders, calendars and contact groups, and richer Reminders. In 0.6 to 0.8: about three times faster calendars, lighter mail, an instant first call, your own rules file, replies owed, clash checks and a hardened recurrence guard. Since 0.4: bulk clean-up with undo, safe unsubscribe, exact bookings, note editing, search inside Drive files, birthdays and Shortcuts. In 0.3: the one-click Claude Desktop extension, local mode, Keychain storage, free time, RSVP and scam warnings.

Mail, Calendar and Contacts use Apple's standard protocols. Reminders, Notes, iCloud Drive, Maps, Messages and Health go through an optional helper on your Mac. It connects out, so your Mac never opens a port.

Choose how you run it.

Any client on this computerClaude Desktop, one clickYour own server
SetupOne command or a few lines of configDouble-click an extensionDocker and an HTTPS address
Works inClaude Code, Codex, Claude Desktop, Cursor, VS Code and any other MCP client on this computerClaude Desktop on this computerClaude and ChatGPT on the web, desktop and phone, Codex, and any client that supports remote MCP servers
Outgoing mailSaved to Drafts for you to sendSaved to Drafts for you to sendWaits for your approval in a browser
GuideSet up ›Install ›Quick start ›

Tested with Claude (web, desktop, phone, Claude Code and the Desktop extension) and with Codex CLI running the server locally. Any client that speaks MCP works the same way: locally it starts the server itself, and hosted it signs in with OAuth.

Run it locally

The server runs on your own computer. Your client starts it when it needs it and talks to it directly, so there is no public address, tunnel, Docker or OAuth. Apps on the web and on your phone can't reach it; for that, host it.

Claude Desktop in one click
  1. Download `icloud-mcp- .mcpb` from the latest release.
  2. Double-click it, or drag it onto Claude Desktop → Settings → Extensions.
  3. Fill in your Apple Account email, an app-specific password (Claude Desktop keeps it in your system keychain), your name and your time zone, such as Europe/Amsterdam.

It starts approval-first: mail is saved to Drafts for you to send, and invitations to other people are off. This covers Mail, Calendar and Contacts. Reminders, Notes and iCloud Drive need the Mac helper and the manual setup below.

Manual setup (any MCP client)

1. Put your settings in a file only you can read.

mkdir -p ~/.icloud-mcp && chmod 700 ~/.icloud-mcp

cat > ~/.icloud-mcp/icloud.env <<'END' ICLOUD_USERNAME=you@icloud.com ICLOUD_DISPLAY_NAME=Your Name DEFAULT_TIMEZONE=Europe/Berlin END chmod 600 ~/.icloud-mcp/icloud.env

2. Keep the password in your Keychain (on a Mac). It asks for the app-specific password and never shows it on the command line:

uvx icloud-mcp-server --store-password

Not on a Mac? Add ICLOUD_APP_PASSWORD=xxxx-xxxx-xxxx-xxxx to the file instead. Any setting from Configuration can go in it; MCP_PUBLIC_URL and MCP_OWNER_PASSWORD are not needed.

3. Add it to your client (needs uv).

Claude Code:

claude mcp add icloud -- uvx icloud-mcp-server --local --env-file ~/.icloud-mcp/icloud.env

Codex:

codex mcp add icloud -- uvx icloud-mcp-server --local --env-file ~/.icloud-mcp/icloud.env

Claude Desktop: Settings → Developer → Edit Config, add this to claude_desktop_config.json, and restart Claude. Cursor (~/.cursor/mcp.json), VS Code, Windsurf, Gemini CLI and most other clients take the same command and args in their own MCP settings:

{

"mcpServers": { "icloud": { "command": "uvx", "args": ["icloud-mcp-server", "--local", "--env-file", "/Users/YOU/.icloud-mcp/icloud.env"] } } }

If your client can't find uvx, use its full path (which uvx). Without uv, pip install icloud-mcp-server and use icloud-mcp as the command.

[!TIP]

Fewer tools, better choices. Clients pick the right tool more reliably from a short list. Add TOOLS=essential for a core of 19: search, read and reply to mail; list events, find free time and create or update events; find contacts; the main Reminders, Notes and Drive tools; and the health check. Add exact names to it as needed, for example TOOLS=essential,mail_move_messages, or pick whole areas: TOOLS=mail, TOOLS=mail,calendar (also contacts, reminders, notes, drive, maps, imessage, health; the health check always stays).

How sending works locally. There is no approval page, so with the default SEND_REQUIRES_APPROVAL=true every message your AI sends is saved to your Drafts folder instead, and the result says so. You review it in Mail and press Send yourself. Set SEND_REQUIRES_APPROVAL=false to let it send directly; your client's own approval prompt is then the only check.

Reminders, Notes and iCloud Drive locally. Add ENABLE_REMINDERS=true (and/or ENABLE_NOTES, ENABLE_DRIVE) and a BRIDGE_TOKEN to the env file, start your client once, then [install the Ma

Only the beginning is shown; read the rest in the repo

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