The CityEngine user interface (UI) has several windows that can be repositioned and resized to suit your unique needs. Below is a typical layout in CityEngine:
| Window | Description |
|---|---|
 | Scene Editor for scene, layer, object and scenario management |
 | CGA Editor for editing CGA rules |
 | Navigator to manage and preview files in the workspace |
 | Viewport for single and multiple perspective cameras and scenarios |
 | Inspector for a detailed view and editing of selected objects and scenarios |
 | Dashboards for quick overview of main attributes by scenario |
Additional windows are:
- Log for CityEngine messages
- Console for CGA output
- Problems for CGA compiler errors and warnings
- Progress for progress reporting of long-running CityEngine operation
- Model Hierarchy to inspect Models generated with CGA