Built Environment
10 data model standards serving built environment. Every one confirmed against its steward's own site.
| Standard | Steward | Layer | Access | Modernity |
|---|---|---|---|---|
| ASHRAE 223P Semantic Data Model | ASHRAE | Ontology / Vocabulary | spec sold | 41.4 Legacy |
| BACnet object model | ASHRAE / ISO 16484-5 | Information Model | spec sold | 50.0 Modernizing |
| Brick Schema | Brick Consortium | Ontology / Vocabulary | open | — |
| CityGML | Open Geospatial Consortium | Information Model | open | 61.4 Modernizing |
| CityJSON | Open Geospatial Consortium / TU Delft | Exchange Schema | open | 62.9 Modernizing |
| DALI | Digital Illumination Interface Alliance | Information Model | — | 44.1 Legacy |
| IndoorGML | Open Geospatial Consortium | Information Model | open | 53.5 Modernizing |
| MUDDI (Model for Underground Data Definition and Integration) | Open Geospatial Consortium | Information Model | open | — |
| Project Haystack | Project Haystack | Ontology / Vocabulary | open | 72.7 Current |
| gbXML (Green Building XML) | gbXML.org | Exchange Schema | — | 48.4 Legacy |