| AABB | Axis-aligned bounding box | 
| ActiveProcess | - | 
| API | - | 
| APIOptions | Server API creation options | 
| AuthenticationHeader | Authentication header using for protected api calls | 
| Bookmark | Bookmark, used to store camera parameters such as postion, rotation, fov etc. | 
| BoundingSphere | Bounding sphere | 
| HierarcicalObjectReference | Hierarcical object reference to a single object within a scene instance. | 
| MeasureObjectPoint | - | 
| ObjectData | Object metadata. | 
| ObjectDB | - | 
| ObjectGroup | Scene objects group | 
| ObjectReference | Lightweight reference to a single object within a scene instance. | 
| ProcessProgress | - | 
| Resource | - | 
| ResourcePreview | - | 
| SceneData | - | 
| SceneDefinition | - | 
| SceneLoadFail | - | 
| ScenePreview | Lightweight scene preview object for viewing lists of scenes. | 
| SearchOptions | Search object options | 
| SearchPattern | Search pattern |