Transit
2 data model standards serving transit. Every one confirmed against its steward's own site.
| Standard | Steward | Layer | Access | Modernity |
|---|---|---|---|---|
| GTFS / GTFS-Realtime | MobilityData | Information Model | open | 72.0 Current |
| NeTEx / SIRI / Transmodel | CEN TC278 | Information Model | spec sold | — |