Five views of the 1,273 APIs listed in the French national catalogue on data.gouv.fr: what exists and who publishes it, and what the APIs actually return.
Every API as a dot, clustered by theme and publisher, colored by access type, with product and publisher logos.
1,273 APIs · 198 publishersReal-world identifiers the APIs expose, the main entity each API targets, what can be joined with what, and field-name variants.
978 specs · 74,428 fieldsEach API ringed with the up to three entities it identifies (area, company, address, person, facility, legal text), clustered by main entity. Location codes are not entities.
978 APIs · 39 with two or more entitiesDépartements shaded by how many local APIs (commune, intercommunality, département or région scope) cover them.
640 local APIs · 75 départementsAPIs that serve several datasets, each split by theme, with portals apart and the tabular API as a flag; pick one to list its datasets.
130 APIs · 11,439 datasetsSources: the data.gouv.fr dataservices catalogue and each API's machine-readable spec, harvested 24 Oct 2026. Logos come from data.gouv.fr publisher avatars and the APIs' own product sites. Themes and entity groups are inferred and may misfile some APIs.