Install CardDAV address books for Claude Desktop
Claude Desktop reads mcpServers from claude_desktop_config.json. Restart the app after saving.
- Open ~/Library/Application Support/Claude/claude_desktop_config.json on macOS, %APPDATA%\Claude\claude_desktop_config.json on Windows, or ~/.config/Claude/claude_desktop_config.json on Linux.
- Paste the JSON config below.
- Replace placeholder secrets, then restart the client if it does not reload on its own.
~/Library/Application Support/Claude/claude_desktop_config.json
{
"mcpServers": {
"ni-c-carddav-mcp": {
"command": "npx",
"args": [
"-y",
"@ni-c/carddav-mcp@0.1.3"
],
"env": {
"CARDDAV_URL": "",
"CARDDAV_USERNAME": "",
"CARDDAV_PASSWORD": "YOUR_CARDDAV_PASSWORD",
"CARDDAV_TOKEN": "YOUR_CARDDAV_TOKEN",
"CARDDAV_ADDRESSBOOKS": "",
"CARDDAV_MAX_CONTACTS": "",
"CARDDAV_READ_ONLY": "",
"CARDDAV_INSECURE_TLS": "",
"CARDDAV_ALLOW_PLAINTEXT": "",
"CARDDAV_ALLOW_TOOLS": "",
"CARDDAV_DENY_TOOLS": "",
"ELICITATION": ""
}
}
}
}