Read and write one codebase ontology kept as Markdown in the repository.
Connect Runs on your machine
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
{
"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>"
}
}
}
}
{
"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>"
}
}
}
}
{
"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
| Name | Description |
|---|---|
OATLAS_VAULTOptional | The Markdown folder that holds the ontology — normally atlas/ inside the repository it describes. |
Details
| Package | https://github.com/wlsdks/ontology-atlas/releases/download/v1.2.0/ontology-atlas-mcp-0.13.0.mcpb (MCPB, stdio) |
| First published | 11 Sep 2026 |
| Last updated | 11 Sep 2026 |
| Registry name | io.github.wlsdks/ontology-atlas |
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