# ProducerPackage

> For builds registered with BuildHistory.RegisterExternalBuild, the name of the package whose build pipeline made the build. An empty string for all other builds.

## Definition

* **Type:** Field
* **Namespace:** [UnityEditor.Build](/engine/6000.7/script-reference/unityeditor/build.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public string ProducerPackage
```

### Remarks

This value corresponds to [ExternalBuildInfo.ProducerPackage](/engine/6000.7/script-reference/unityeditor/build/externalbuildinfo/producerpackage.md). It is `null` when read from a summary written before this field existed, so test it with `string.IsNullOrEmpty`.