Use the Navigator to work with your local workspace, projects, and files as well as browse ArcGIS Online or on-premise ArcGIS Enterprise to exchange data with your colleagues over the cloud. You can open this window by selecting Window > Navigator from the main menu.

To access data on cloud services you first need to sign in to ArcGIS Online or ArcGIS Enterprise .

The following lists the available spaces for content:

Local Workspace

Shows the files and folders of the current workspace on your computer.

If you modify files in the workspace outside of CityEngine (e.g. by editing a file using the operating systems' file explorer or an external program), you have to refresh the Navigator. To do this, choose File > Refresh Workspace or press F5.

Using Show in File Manager from the Navigator context menu you can open the system file manager at the respective position.


You can copy-paste or drag-and-drop files from the operating systems file explorer directly into the Navigator.

My content

Shows all content you have added to the signed-in portal. This content is visible only to you.


Access the list of groups to which you belong, and all the items shared with those groups.

All Portal

Provides access to content from My Content, Groups, and all content that is shared with your organization or public.


You need to start a search to have portal content display in the Navigator.


Shows the plans and projects of the currently selected Urban Model.

Search and filtering files

You can search for files in the active space by entering text in the search box and/or filter for a specific file types using the drop-down list next to the search box.

To reset the search click the X icon in the search box.

Preview files

The Navigator includes a Preview window to preview files such as assets, 3D objects, rasters, and CGA rules. You can double click any file to open the Preview window, or right-click the file and select File Preview


CGA files open in CGA editor when double click them.

Preview 3D models

The 3D preview can be tumbled and zoomed using the same shortcuts as for the Viewport. Additionally, the following set of display options are available:

  • Frame selection Frame selection—Frames the object in the window.
  • View settings View settings—Allows you to choose to view the object in Wireframe, Shaded, Textured, or Wireframe on shaded/textured mode.

CGA rules have these additional options:

  • Choose Start Rule Choose start rulle—Sets the start rule applied to the shape in the preview window.
  • Select initial shape Initial shape—Sets the shape of geometry in the preview window.
  • Scroll view or Tiles view Views—Changes how different styles are visualized.
  • X —Closes the preview window.

Open files

You can open existing files to add to your workspace such as scenes, rules, or scripts. Open the files from Navigator or from the main menu.

To open a file from the Navigator, do the following:

  1. Locate the file in Navigator.
  2. Double click to open the file.

    Alternatively, you can right-click the file and select Open.

To open files from the File main menu, do the following:

  1. Click File > Open
  2. Locate the file.
  3. Click Open.

Depending on the file type, the file opens in the appropriate CityEngine window.

  • CityEngine scenes open in the Viewport.
  • CGA rules open in the CGA Editor.
  • Python modules open in the python editor.
  • Other files open in the system editor.

Drag and drop

The following list describes the drag and drop behavior in the workspace in the Navigator to the Viewport for different file types:

  • CGA rule files and packages—Select a set of shapes and/or models in the 3D viewport, drag a CGA file and drop it onto the selection in the viewport. The selected objects will have the CGA file assigned, and models are generated.
  • Geometry files—The model is imported with default settings as a new static model. The model is placed at the drop spot and appears as a new layer.
  • Collada DAE files—The Collada model is imported with default settings as a new static model. The model is placed at the drop spot and appears as a new layer.
  • CityEngine CEJ files—Drag a CEJ file in the Viewport and choose what layers to import in the popup window.
  • DXF files—The DXF is imported with default settings.
  • OSM files—The OSM file is imported with default settings.
  • Shape files—The SHP file is imported with default settings and appear in a new layer.
  • File Geodatabase—A dialog opens that lets you decide what parts of the file geodatabase you want to import.
  • Images—A dialog opens that lets you decide how to import the image.

Drag and drop works for single elements only.