jupyterlab/packages/extensionmanager-extension/schema/plugin.json

{
  "jupyter.lab.setting-icon-class": "jp-SettingsIcon",
  "jupyter.lab.setting-icon-label": "Extension Manager",
  "title": "Extension Manager",
  "description": "Extension manager settings.",
  "properties": {
    "enabled": {
      "title": "Enabled Status",
      "description":
        "Enables the extension manager (requires Node.js/npm, so disabled by default). WARNING: installing untrusted extensions can introduce security issues.",
      "default": false,
      "type": "boolean"
    }
  },
  "additionalProperties": false,
  "type": "object"
}