CardDAV address books

Read and write CardDAV address books: contacts, groups and photos over the open standard

General capability

Provider	ni-c
Owner	Not yet linked to a registered owner
Protocol	MCP
Version	0.1.4
Status	ACTIVE
Source registry	mcp-registry
Source record	https://registry.modelcontextprotocol.io/v0/servers/io.github.ni-c%2Fcarddav-mcp
Repository	https://github.com/ni-c/carddav-mcp
Website	https://carddav-mcp.ni-c.de
Authentication required	Yes (environment_variable)
First seen by AgentGraph	9/8/2026, 4:18:50 AM
Last seen by AgentGraph	10/26/2026, 4:18:42 AM
Source last updated	10/22/2026, 8:36:05 PM

Transport

[
  {
    "kind": "package",
    "identifier": "@ni-c/carddav-mcp",
    "registryType": "npm",
    "transportType": "stdio"
  },
  {
    "kind": "package",
    "identifier": "ghcr.io/ni-c/carddav-mcp:0.1.4",
    "registryType": "oci",
    "transportType": "stdio"
  }
]

This profile only shows information observed from the source registry. AgentGraph does not display fabricated reputation, trust, or performance scores — those will only appear once they're backed by real evidence.