# PackageManagerExtensions

> This method allows you to add a custom extension to the package manager, enabling it to enhance or modify package management behavior.

## Definition

* **Type:** Class
* **Namespace:** [UnityEditor.PackageManager.UI](/engine/6000.7/script-reference/unityeditor/packagemanager/ui.md)
* **Assembly:** UnityEditor.CoreModule

```csharp
public static class PackageManagerExtensions
```

## Static Methods

| Method                                                                                                                           | Description                                   |
| -------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------- |
| [RegisterExtension](/engine/6000.7/script-reference/unityeditor/packagemanager/ui/packagemanagerextensions/registerextension.md) | Registers a new Package Manager UI extension. |