| Name | Description |
| Add | Method that creates a new asset category in the library. |
| Name | Description |
| Application | Returns the top-level parent application object. When used the context of Inventor, an Application object is returned. When used in the context of Apprentice, an ApprenticeServer object is returned. |
| Count | Gets the number of items in this collection. |
| Item | Allows integer-indexed access to items in the collection. |
| Type | Read-only property returning kAssetCategoriesObject indicating this object’s type. |