niche · 1.2 capabilitymarket schemaindustry

IIIF

Score 18.9 / 100 19 providers +10 via APIs 26 APIs Search apis.io →

Providers using this tag (19)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Developing 4 Usable, with meaningful gaps to close
Thin 11 Limited public surface area
Emerging 4 Early or largely undocumented

APIs with this tag (26)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Developing 7 Usable, with meaningful gaps to close
Thin 11 Limited public surface area
Yale University IIIF APIIIIF Presentation 3.0 manifests for digitized objects37.8University of Chicago Library IIIF Image APIIIIF Image API Level 2 service for the University of Chicago Library, running Loris. The service root self-...36.3University of Chicago Library IIIF Presentation APIIIIF Presentation API 3.0 manifests for the University of Chicago Library's digital collections, addressed ...36.3Harvard Art Museums APIREST/JSON API to the Harvard Art Museums' collections across 25 documented resources (object, person, exhib...35.4University of Oxford IIIF APIIIIF Image, Presentation and Change Discovery endpoints.34.3Figgy Digital Repository — OAI-PMH and IIIFFiggy is Princeton University Library's Valkyrie-based digital repository backend (pulibrary/figgy). It ser...33.9Princeton University Art Museum APIOpen, REST-style API providing developer access to data about the Princeton University Art Museum and its c...33.9IIIF Image APIIIIF Image API 2.0-compliant service for delivering image binaries for artworks. Combine artwork.image_id w...32.3FDAT Repository REST APIKeyless, read-only JSON REST API of FDAT, the university's institutional research data repository, operated...31.4UMD Libraries IIIF ServicesIIIF Image and Presentation services operated by UMD Libraries — a Cantaloupe 5.0.5 image server and Papaya...30.8LSE Digital Library (Quartex — IIIF / OAI-PMH)The LSE Digital Library publishes digitised and born-digital material from LSE Library collections. The hos...27.1
Emerging 8 Early or largely undocumented

Companies reaching this through an API (10)

These companies publish an API, specification or operation carrying “IIIF” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Harvard University NSW Land Registry Services Princeton University University of Bern University of Cambridge University of Maryland College Park University of Minnesota University of North Carolina at Chapel Hill University of Padua University of Tübingen

Score breakdown

Frequency
43.3
log-scaled weighted occurrences
Breadth
0.3
spread across providers
Quality lift
40.0
mean composite of providers using it
Cohesion
0.0
strength of nearest seed neighbor

Related tags

Digital Collections 16 co-occurrences Cultural Heritage 10 co-occurrences Ex Libris 10 co-occurrences Research Repository 22 co-occurrences Russell Group 6 co-occurrences Shibboleth 23 co-occurrences Campus Life 6 co-occurrences DataCite 13 co-occurrences

Where this tag comes from

Provider tag19
Api tag26
Openapi tag4
Openapi op tag14

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag
curl "https://apis.io/api/v1/tags/iiif"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort (paid plan)
The distribution (Pro)

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

A second provider on the same verified email joins the account you already have.