Lenders to the collection
Great museums, doors open.
Thirteen institutions that publish their public-domain images for anyone to use. The counts are what is indexed so far; each museum's open pool is larger.
- IThe Metropolitan Museum of ArtNew YorkEncyclopaedic holdings with the richest per-object metadata.561indexed

- IIArt Institute of ChicagoChicagoImpressionism and modernism, with rich style and material facets.488indexed
- IIICleveland Museum of ArtClevelandClean CC0 filtering and very large print-quality files.217indexed

- IVSmithsonian InstitutionWashington, D.C.Breadth across nineteen museums and archives, well beyond fine art.6indexed
- VRijksmuseumAmsterdamThe Dutch Golden Age, with Linked Art records.1,569indexed

- VIVictoria and Albert MuseumLondonDesign, decorative arts and prints.453indexed

- VIIWikidata / Wikimedia CommonsWorldwideCross-institution coverage: every work by an artist, wherever it hangs.5,284indexed

- VIIINational Gallery of ArtWashington, D.C.Complete offline metadata and excellent prints and drawings.741indexed

- IXJ. Paul Getty MuseumLos AngelesPhotographs, antiquities and drawings, with true IIIF manifests.56indexed

- XEuropeanaEuropeMore than 3,000 European institutions in one query.1,182indexed
- XISMK — Statens Museum for KunstCopenhagenDanish and European art through the cleanest open API of the set.341indexed

- XIIParis MuséesParisThe fourteen City of Paris museums — Petit Palais, Carnavalet and more.18indexed

- XIIIWellcome CollectionLondonMedical, scientific and social-history imagery.6indexed

