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Ontology Atlas

io.github.wlsdks/ontology-atlas · v0.13.0

Read and write one codebase ontology kept as Markdown in the repository.

Connect Runs on your machine

Terminal
claude mcp add ontology-atlas -e OATLAS_VAULT=<OATLAS_VAULT> -- https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb
claude_desktop_config.json
{
  "mcpServers": {
    "ontology-atlas": {
      "command": "https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb",
      "args": [],
      "env": {
        "OATLAS_VAULT": "<OATLAS_VAULT>"
      }
    }
  }
}
~/.cursor/mcp.json
{
  "mcpServers": {
    "ontology-atlas": {
      "command": "https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb",
      "args": [],
      "env": {
        "OATLAS_VAULT": "<OATLAS_VAULT>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "ontology-atlas": {
      "type": "stdio",
      "command": "https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb",
      "args": [],
      "env": {
        "OATLAS_VAULT": "<OATLAS_VAULT>"
      }
    }
  }
}

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

NameDescription
OATLAS_VAULT
Optional
The Markdown folder that holds the ontology — normally atlas/ inside the repository it describes.

Details

Packagehttps://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb (MCPB, stdio)
First published11 Sep 2026
Last updated11 Sep 2026
Registry nameio.github.wlsdks/ontology-atlas

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