City, Nantes Open Data
Nantes(FR) City Open Data
- Authentication
- API Key
- HTTPS
- Yes
- CORS
- Unknown
- Category
- Government
- Documentation / URL
- https://data.nantesmetropole.fr/pages/home/
Overview
Nantes Métropole’s open data portal exposes city datasets (CKAN-style API) — keyless reads.
⚠️ Status (verified 2026-08): a guessed dataset returned HTTP 404
{"error": "Unknown dataset: arbres"}— the API is alive with structured errors; use the correct dataset IDs from the portal.
What it provides
curl "https://data.nantesmetropole.fr/api/records/1.0/search/?dataset={dataset_id}"Notes
- OpenDataSoft-style records API (structured errors, verified).
- Find dataset IDs on data.nantesmetropole.fr.
FAQ
Is the Nantes portal free? Yes — free open data.
Why 404? Our 2026-08 guess dataset was unknown (verified) — use portal dataset IDs.
What format? OpenDataSoft records API.
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