# datadef-mcp

> datadef-mcp — tlouvart-datadef-mcp. Use this tool when you need to visualize and document data architectures, generating diagrams from MCP clients with features like typed tables and column-level lineage. It solves problems of data complexity and communication, providing a clear interface to edit and export diagrams as PNG files. Ideal for data modeling and collaboration, it takes MCP client data as input and produces editable, exportable diagrams as output.

Canonical page: https://skillsregistry.net/skills/tlouvart-datadef-mcp  
JSON: https://api.skillsregistry.net/v1/skills/tlouvart-datadef-mcp

## Description

Generate, edit, and export data-architecture diagrams from any MCP client. Typed tables with columns, column-level lineage, real tool icons, PNG export straight back into the chat.

## Trust

- **Trust score (0–1):** 0.40
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/mb0rw7xanw)
- **Repository:** <https://github.com/tlouvart/datadef-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "tlouvart-datadef-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/tlouvart-datadef-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/tlouvart-datadef-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt