# Managing Collection Properties | WPF Controls | DevExpress Documentation

The Property Grid allows you to add, browse and edit [collection properties](/WPF/15719/controls-and-libraries/property-grid/property-definitions/collection-definitions).

![pgrid_collection](/WPF/images/pgrid_collection21102.png)

Note

The code sample below illustrates how to add a new objects to collections using CollectionDefinition.NewItemInitializer property. To use this code sample in your project, reference the DevExpresss.Xpf.Grid and DevExpress.Xpf.Grid.Core assembly.

The PropertyGrid control allows you to use the [collection editor](/WPF/15719/controls-and-libraries/property-grid/property-definitions/collection-definitions#edit-the-collection) to add new objects to collections and dictionaries. Refer to the following example for more information:
[View Example: How to: Add an Item to a Collection or a Dictionary](https://github.com/DevExpress-Examples/wpf-propertygrid-add-an-item-to-a-collection-or-a-dictionary)