Koskamo

Zovo Pedigree Charts MCP

Reads GEDCOM files to generate printable pedigree charts and Excel workbooks with data checks for genealogy research.

Endpoint and access

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Zovo Pedigree Charts MCP logo, by ZovoCommunity listingStreamable HTTPNo sign-inEndpoint checked 2026-11-08Published by Zovo
MCP endpoint (Streamable HTTP)
https://gedcom-charts.zovo.one/mcp
Vendor documentation

What its tools do

2 tools, grouped by the hints the server advertises. Hints are self-declared, not verified behavior.

2 of 2 have a description · 2 of 2 declare behavior hints · 2 of 2 with parameters document them all

Checks and signals

Each line is separate evidence, not a trust score.

  • Passed Endpoint answered the live check ·
  • Availability 1 of 1 checks passed in 30 days

What you can do with it

  • Generate printable pedigree charts from GEDCOM files
  • Convert family tree GEDCOM to Excel
  • List errors in genealogy data

Source and maintenance

Community listingRegistry 1.0.0

Protocol and capabilities

Server
gedcom-charts 1.0.0
MCP protocol negotiated in check
2025-11-25
Tools
2 advertised
Resources
1 advertised
Resource templates
1 advertised
Prompts
Not advertised
Server-advertised capabilities
{
  "tools": {
    "listChanged": true
  },
  "resources": {
    "listChanged": true
  }
}

Server-provided instructions

Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.

Zovo Pedigree Charts reads a GEDCOM file (.ged, version 5.5.1 or 5.5, also most 7.0 files) exported from a genealogy program or website. generate_pedigree_chart makes a printable pedigree (ancestor) chart PDF of 4 to 6 generations for one person, with Ahnentafel numbers and blank boxes for unknown ancestors, plus an Excel file of all individuals and families. convert_gedcom_to_excel makes only the Excel file. Both report broken links, impossible dates (born after death, parents born after their children or under 12) and loops. They do not research ancestors or change the file.

Tools

2 advertised

generate_pedigree_chart — Generate pedigree chart from GEDCOM
Advertised by the server during the last successful anonymous check.
Advertised read-only

Use this when the user wants a pedigree chart, an ancestor chart, a printable family tree of someone's ancestors, or "a chart from my GEDCOM file" from a GEDCOM (.ged) file they attached or pasted (exported from Ancestry, FamilySearch, MyHeritage, Gramps, RootsMagic, Family Tree Maker or similar). Pass the attachment as file (or the pasted text as gedcom_text), the person by name or ID, and 4 to 6 generations. Returns a printable landscape PDF with Ahnentafel numbers, dashed blank boxes for unknown ancestors and an ancestor list page, an Excel file of all individuals and families, and data checks (broken links, impossible dates, parents born after their children or under 12, loops). If several people match the name, it lists them with IDs: ask the user which one. Does not research ancestors, add people, or change the file; do not use it for a tree described in words with no GEDCOM file.

generate_pedigree_chart input schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "file": {
      "type": "object",
      "required": [
        "download_url",
        "file_id"
      ],
      "properties": {
        "file_id": {
          "type": "string",
          "description": "ChatGPT file id, e.g. file_abc123."
        },
        "file_name": {
          "type": "string",
          "description": "Original file name if known, e.g. statement.pdf."
        },
        "mime_type": {
          "type": "string",
          "description": "Media type if known, e.g. application/pdf."
        },
        "download_url": {
          "type": "string",
          "description": "Temporary download link for the file, supplied by ChatGPT."
        }
      },
      "description": "The GEDCOM file (.ged) exported from a genealogy program or website, e.g. family.ged. A .zip that contains one .ged file also works."
    },
    "person": {
      "type": [
        "string",
        "null"
      ],
      "description": "Whose ancestors to chart: a name as written in the file, optionally with a birth year, e.g. \"Mary Ellen Walsh 1921\", or a GEDCOM ID such as \"@I12@\". Leave empty to use the person with the most known ancestors."
    },
    "page_size": {
      "type": [
        "string",
        "null"
      ],
      "description": "\"Letter\" (default) or \"A4\", printed landscape."
    },
    "gedcom_text": {
      "type": [
        "string",
        "null"
      ],
      "description": "Fallback only: GEDCOM text pasted into the chat, starting with lines like \"0 HEAD\" and \"0 @I1@ INDI\". Prefer file when the user attached a .ged file."
    },
    "generations": {
      "type": [
        "number",
        "string",
        "null"
      ],
      "description": "Generations on the chart including the person, 4 to 6, e.g. 5 (default): person, parents, grandparents, great- and 2x great-grandparents."
    }
  }
}
generate_pedigree_chart output schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "kind",
    "file",
    "person",
    "person_chosen",
    "generations",
    "page_size",
    "ancestors_known",
    "ancestor_slots",
    "completeness_percent",
    "by_generation",
    "ancestors",
    "continues",
    "continues_total",
    "pedigree_collapse",
    "checks_total",
    "check_counts",
    "checks",
    "notes",
    "downloads"
  ],
  "properties": {
    "file": {
      "type": "object",
      "required": [
        "name",
        "people",
        "families",
        "encoding",
        "gedcom_version"
      ],
      "properties": {
        "name": {
          "type": "string"
        },
        "people": {
          "type": "number"
        },
        "encoding": {
          "type": "string"
        },
        "families": {
          "type": "number"
        },
        "gedcom_version": {
          "type": [
            "string",
            "null"
          ]
        }
      },
      "additionalProperties": false
    },
    "kind": {
      "type": "string"
    },
    "notes": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "checks": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "check",
          "id",
          "detail"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "check": {
            "type": "string"
          },
          "detail": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "person": {
      "type": "object",
      "required": [
        "id",
        "name",
        "born",
        "died"
      ],
      "properties": {
        "id": {
          "type": "string"
        },
        "born": {
          "type": "string"
        },
        "died": {
          "type": "string"
        },
        "name": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "ancestors": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "no",
          "relation",
          "id",
          "name",
          "born",
          "died"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "no": {
            "type": "number"
          },
          "born": {
            "type": "string"
          },
          "died": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "relation": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "continues": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "no",
          "id",
          "name"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "no": {
            "type": "number"
          },
          "name": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "downloads": {
      "type": "object",
      "required": [
        "pdf",
        "xlsx"
      ],
      "properties": {
        "pdf": {
          "type": "string"
        },
        "xlsx": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "page_size": {
      "type": "string"
    },
    "generations": {
      "type": "number"
    },
    "check_counts": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "check",
          "count"
        ],
        "properties": {
          "check": {
            "type": "string"
          },
          "count": {
            "type": "number"
          }
        },
        "additionalProperties": false
      }
    },
    "checks_shown": {
      "type": "object",
      "required": [
        "shown",
        "total"
      ],
      "properties": {
        "shown": {
          "type": "number"
        },
        "total": {
          "type": "number"
        }
      },
      "additionalProperties": false
    },
    "checks_total": {
      "type": "number"
    },
    "by_generation": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "generation",
          "label",
          "known",
          "slots"
        ],
        "properties": {
          "known": {
            "type": "number"
          },
          "label": {
            "type": "string"
          },
          "slots": {
            "type": "number"
          },
          "generation": {
            "type": "number"
          }
        },
        "additionalProperties": false
      }
    },
    "person_chosen": {
      "type": "string"
    },
    "ancestor_slots": {
      "type": "number"
    },
    "ancestors_known": {
      "type": "number"
    },
    "ancestors_shown": {
      "type": "object",
      "required": [
        "shown",
        "total"
      ],
      "properties": {
        "shown": {
          "type": "number"
        },
        "total": {
          "type": "number"
        }
      },
      "additionalProperties": false
    },
    "continues_total": {
      "type": "number"
    },
    "pedigree_collapse": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "id",
          "name",
          "numbers"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "numbers": {
            "type": "array",
            "items": {
              "type": "number"
            }
          }
        },
        "additionalProperties": false
      }
    },
    "completeness_percent": {
      "type": "number"
    }
  },
  "additionalProperties": false
}
generate_pedigree_chart annotations
{
  "title": "Generate pedigree chart from GEDCOM",
  "readOnlyHint": true,
  "openWorldHint": false,
  "idempotentHint": true,
  "destructiveHint": false
}
convert_gedcom_to_excel — Convert GEDCOM to Excel
Advertised by the server during the last successful anonymous check.
Advertised read-only

Use this when the user wants to convert a GEDCOM file to Excel or a spreadsheet, list everyone in their family tree file, or check a GEDCOM (.ged) file for errors ("open my gedcom in excel", "find mistakes in my family tree file"). Pass the attachment as file or pasted text as gedcom_text. Returns an Excel workbook with one row per individual (names, birth and death dates and places, parents, spouse families), one row per family, and a Checks sheet listing broken links, impossible dates, people born after they died or older than 120, parents born after their children or under 12, and people recorded as their own ancestor. Does not change or fix the GEDCOM file, research records, or draw a chart (use generate_pedigree_chart for the chart).

convert_gedcom_to_excel input schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "properties": {
    "file": {
      "type": "object",
      "required": [
        "download_url",
        "file_id"
      ],
      "properties": {
        "file_id": {
          "type": "string",
          "description": "ChatGPT file id, e.g. file_abc123."
        },
        "file_name": {
          "type": "string",
          "description": "Original file name if known, e.g. statement.pdf."
        },
        "mime_type": {
          "type": "string",
          "description": "Media type if known, e.g. application/pdf."
        },
        "download_url": {
          "type": "string",
          "description": "Temporary download link for the file, supplied by ChatGPT."
        }
      },
      "description": "The GEDCOM file (.ged) exported from a genealogy program or website, e.g. family.ged. A .zip that contains one .ged file also works."
    },
    "gedcom_text": {
      "type": [
        "string",
        "null"
      ],
      "description": "Fallback only: GEDCOM text pasted into the chat, starting with lines like \"0 HEAD\" and \"0 @I1@ INDI\". Prefer file when the user attached a .ged file."
    }
  }
}
convert_gedcom_to_excel output schema
{
  "type": "object",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "required": [
    "kind",
    "file",
    "people_preview",
    "checks_total",
    "check_counts",
    "checks",
    "notes",
    "downloads"
  ],
  "properties": {
    "file": {
      "type": "object",
      "required": [
        "name",
        "people",
        "families",
        "encoding",
        "gedcom_version"
      ],
      "properties": {
        "name": {
          "type": "string"
        },
        "people": {
          "type": "number"
        },
        "encoding": {
          "type": "string"
        },
        "families": {
          "type": "number"
        },
        "gedcom_version": {
          "type": [
            "string",
            "null"
          ]
        }
      },
      "additionalProperties": false
    },
    "kind": {
      "type": "string"
    },
    "notes": {
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "checks": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "check",
          "id",
          "detail"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "check": {
            "type": "string"
          },
          "detail": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "downloads": {
      "type": "object",
      "required": [
        "xlsx"
      ],
      "properties": {
        "xlsx": {
          "type": "string"
        }
      },
      "additionalProperties": false
    },
    "check_counts": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "check",
          "count"
        ],
        "properties": {
          "check": {
            "type": "string"
          },
          "count": {
            "type": "number"
          }
        },
        "additionalProperties": false
      }
    },
    "checks_shown": {
      "type": "object",
      "required": [
        "shown",
        "total"
      ],
      "properties": {
        "shown": {
          "type": "number"
        },
        "total": {
          "type": "number"
        }
      },
      "additionalProperties": false
    },
    "checks_total": {
      "type": "number"
    },
    "people_preview": {
      "type": "array",
      "items": {
        "type": "object",
        "required": [
          "id",
          "name",
          "born",
          "died"
        ],
        "properties": {
          "id": {
            "type": "string"
          },
          "born": {
            "type": "string"
          },
          "died": {
            "type": "string"
          },
          "name": {
            "type": "string"
          }
        },
        "additionalProperties": false
      }
    },
    "people_preview_count": {
      "type": "object",
      "required": [
        "shown",
        "total"
      ],
      "properties": {
        "shown": {
          "type": "number"
        },
        "total": {
          "type": "number"
        }
      },
      "additionalProperties": false
    }
  },
  "additionalProperties": false
}
convert_gedcom_to_excel annotations
{
  "title": "Convert GEDCOM to Excel",
  "readOnlyHint": true,
  "openWorldHint": false,
  "idempotentHint": true,
  "destructiveHint": false
}

Prompts

Not advertised

No prompt definitions available.

Resources

1 advertised

gedcom-charts-widget — Zovo Pedigree Charts view

Advertised by the server during the last successful anonymous check.

Interactive view for Zovo Pedigree Charts.

gedcom-charts-widget URI
ui://widget/gedcom-charts-v1-1.0.0-5c08de912c5f37ba3db848717123da70248c5d1c2e082b586edc18740fbb50ee.html

MIME type: text/html;profile=mcp-app

gedcom-charts-widget-legacy — Zovo Pedigree Charts view (previous versions)

Advertised by the server during the last successful anonymous check.

gedcom-charts-widget-legacy URI template
ui://widget/gedcom-charts-{version}.html

MIME type: text/html;profile=mcp-app

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
1284 ms
95th percentile latency
1284 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 1284 ms · metadata changed · 2 tool(s), 1 resource(s), 1 resource template(s)

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http zovo-pedigree-charts-mcp https://gedcom-charts.zovo.one/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).
Codex configuration
codex mcp add zovo-pedigree-charts-mcp --url https://gedcom-charts.zovo.one/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable zovo-pedigree-charts-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "zovo-pedigree-charts-mcp": {
      "url": "https://gedcom-charts.zovo.one/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "zovo-pedigree-charts-mcp": {
      "type": "streamableHttp",
      "url": "https://gedcom-charts.zovo.one/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start zovo-pedigree-charts-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "zovo-pedigree-charts-mcp": {
      "type": "http",
      "url": "https://gedcom-charts.zovo.one/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.
Gemini CLI configuration
gemini mcp add --transport http zovo-pedigree-charts-mcp https://gedcom-charts.zovo.one/mcp

Claude Desktop

Open Claude Settings > Connectors > Add custom connector, enter this server URL and enable it for the conversation. This is a manual remote-connector handoff, not a desktop JSON configuration.
Claude Desktop configuration
https://gedcom-charts.zovo.one/mcp

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "zovo-pedigree-charts-mcp": {
      "serverUrl": "https://gedcom-charts.zovo.one/mcp"
    }
  }
}

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