> ## Documentation Index
> Fetch the complete documentation index at: https://algolia.com/llms.txt
> Use this file to discover all available pages before exploring further.

# externalData

> List of external data sources you want to use for this configuration, and make available to your extractor function.

* **Type**: `string[]`

If you set up [external data sources](https://dashboard.algolia.com/crawler/external-data/),
you can reference them in this property using their unique name.

## Examples

```js JavaScript icon=code theme={"system"}
{
  externalData: ["myCSV"],
}
```