By default, the Object List is in the top right corner of the interface. You can undock the Object List from its default position or close it. To re-open the Object List, select Windows > Object List.
The Object List shows a hierarchical list of all objects in the scene. You can collapse or expand all items in the hierarchy. The icon before the object name indicates the type of the object:
| Icon | Object type |
 | Octree |
 | Section, point cloud |
 | Group |
 | Reference layer |
 | Mesh |
 | Digital terrain model |
 | 2D polyline |
 | 3D polyline |
 | Point, target |
 | Arc |
 | Circle |
 | Distance |
 | Area |
 | Point light, directional light, spotlight |
 | Plane |
 | Camera |
The following table shows basic actions in the Object List:
| How to | Do this |
| Select an object. | Left-click the object name |
| Select multiple objects. | CTRL+left-click object names. Learn more about object selection. |
| Toggle the visibility of an object. | Click  or  right to the object name. |
| Toggle the visibility of multiple objects. | Click the eye icon of one of the selected objects. Learn more about object visibility. |
| Expand or collapse the level under an object. | Click  or  left to the object name. |
| Rename an object. | Double-click the object's name to rename it (Shortcut: F2). |
| Delete objects. | Select objects and press the Delete key. |
| Make an object a child of another object. | Drag & drop the object on top of another object. |
| Change an object's order in the list. | Drag & drop the object between two other objects in the list. |
| Change the color of a group object. | Click the color box next to the eye icon and choose a new color. Changing the color will affect the color of all child CAD objects. |
Right-click in the Object List will launch a context menu. You can perform the following actions:
- Isolate Selected: Makes the selected objects visible and the others invisible.
- Reveal Selected: Select objects in the viewport and perform this action to find corresponding items in the Object List.
- Select Hierarchy: Selects all levels under the selected objects.
- Show Hierarchy: Expands all levels under the selected objects.
TIP: If the hierarchy or the object names are too long, double-click the divider between the name and the visibility columns to view the full object names. - Hide Hierarchy: Collapses all levels under the selected objects.
- Assign Material: Assigns the selected objects the desired material.
- Clone Selected: Duplicates the selected objects (Shortcut: CTRL+D).
- Group: Creates a new empty group (Shortcut: CTRL+G).