Manage Apple iCloud Calendar through a reliable CalDAV MCP server.
Connect Runs on your machine
claude mcp add icloud-calendar -e ICLOUD_USERNAME=<ICLOUD_USERNAME> -e ICLOUD_APP_PASSWORD=<ICLOUD_APP_PASSWORD> -- npx -y [email protected]
{
"mcpServers": {
"icloud-calendar": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ICLOUD_USERNAME": "<ICLOUD_USERNAME>",
"ICLOUD_APP_PASSWORD": "<ICLOUD_APP_PASSWORD>"
}
}
}
}
{
"mcpServers": {
"icloud-calendar": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ICLOUD_USERNAME": "<ICLOUD_USERNAME>",
"ICLOUD_APP_PASSWORD": "<ICLOUD_APP_PASSWORD>"
}
}
}
}
{
"servers": {
"icloud-calendar": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"ICLOUD_USERNAME": "<ICLOUD_USERNAME>",
"ICLOUD_APP_PASSWORD": "<ICLOUD_APP_PASSWORD>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
ICLOUD_USERNAMERequired | Apple Account email address |
ICLOUD_APP_PASSWORDRequired, secret | Apple app-specific password (never the Apple Account password) |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 18 Aug 2026 |
| Last updated | 18 Aug 2026 |
| Registry name | io.github.IceyWu/icloud-calendar |
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