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 # Geometry architecture

 Last update: 16.07.2025 

This section discusses the geometry architecture and includes the following sections:

- **[Documents and doc objects](../../../UDA/add_api/architecture/doc_objects/document_doc_objects.md)**
- **[Application integration](../../../UDA/add_api/architecture/application_integration/app_integration.md)**
- **[Storing custom data](../../../UDA/add_api/architecture/storing_custom_data/storing_custom_data.md)**
- **[Identifiers during export](../../../UDA/add_api/architecture/id_objects/ID_during_export.md)**
- **[Geometry and topology](../../../UDA/add_api/architecture/geo_topology/geo_topology.md)**
- **[Accuracy](../../../UDA/add_api/architecture/accuracy/accuracy.md)**
- **[Units](../../../UDA/add_api/architecture/units/units.md)**