{
  "$id": "https://standards.apievangelist.com/models.json",
  "name": "API Evangelist Data Model Standards",
  "description": "Industry, science and cross-domain standards that define WHAT information exists — entities, attributes, relationships, and the controlled values that fill them. Every entry confirmed against its steward's own site.",
  "vocabulary": "https://standards.apievangelist.com/layers.json",
  "updated": "2026-08-12",
  "count": 531,
  "notes": {
    "verification": "Every entry was fetched and confirmed to be about the standard claimed. A 200 alone never qualified an entry; `verify_note` carries the actual evidence found.",
    "unrated": "A model with no `modernity` block could not be read deeply enough to rate. That is a limit of our evidence, not a finding against the standard.",
    "licensing_unknown": "access `unknown` means unresearched. It does NOT mean open."
  },
  "models": [
    {
      "slug": "360giving",
      "name": "360Giving Data Standard",
      "url": "https://standard.threesixtygiving.org/",
      "page": "https://standards.apievangelist.com/models/360giving/",
      "steward": "360Giving",
      "layer": "exchange-schema",
      "domain": "nonprofit",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "abcd-schema",
      "name": "ABCD Schema (Access to Biological Collection Data)",
      "url": "https://abcd.tdwg.org/",
      "page": "https://standards.apievangelist.com/models/abcd-schema/",
      "steward": "TDWG",
      "layer": "exchange-schema",
      "domain": "biodiversity",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "acord",
      "name": "ACORD Standards",
      "url": "https://www.acord.org/",
      "page": "https://standards.apievangelist.com/models/acord/",
      "steward": "ACORD",
      "layer": "exchange-schema",
      "domain": "insurance",
      "status": "live",
      "access": "enclosed",
      "licensing": "restricted",
      
      
      "modernity": { "score": 37.2, "band": "legacy", "coverage": 78.0 },
      "also_an_api_standard": "https://standards.apievangelist.com/store/acord/",
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "actus",
      "name": "ACTUS (Algorithmic Contract Types Unified Standards)",
      "url": "https://www.actusfrf.org/",
      "page": "https://standards.apievangelist.com/models/actus/",
      "steward": "ACTUS Financial Research Foundation",
      "layer": "information-model",
      "domain": "finance",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
    },
    {
      "slug": "adcom",
      "name": "AdCOM (Advertising Common Object Model)",
      "url": "https://iabtechlab.com/standards/openmedia/",
      "page": "https://standards.apievangelist.com/models/adcom/",
      "steward": "IAB Tech Lab",
      "layer": "information-model",
      "domain": "advertising",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 74.0, "band": "current", "coverage": 100.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 3/3" }
    },
    {
      "slug": "adms",
      "name": "ADMS (Asset Description Metadata Schema)",
      "url": "https://www.w3.org/TR/vocab-adms/",
      "page": "https://standards.apievangelist.com/models/adms/",
      "steward": "W3C / European Commission",
      "layer": "metadata-model",
      "domain": "government",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 65.4, "band": "modernizing", "coverage": 81.0 },
      
      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "adobe-xdm",
      "name": "Adobe Experience Data Model (XDM)",
      "url": "https://github.com/adobe/xdm",
      "page": "https://standards.apievangelist.com/models/adobe-xdm/",
      "steward": "Adobe (open-sourced schemas)",
      "layer": "information-model",
      "domain": "marketing",
      "status": "live",
      "access": "enclosed",
      "licensing": "restricted",
      
      
      "modernity": { "score": 57.8, "band": "modernizing", "coverage": 83.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "aggateway-adapt",
      "name": "ADAPT (Ag Data Application Programming Toolkit)",
      "url": "https://adaptframework.org/",
      "page": "https://standards.apievangelist.com/models/aggateway-adapt/",
      "steward": "AgGateway",
      "layer": "information-model",
      "domain": "agriculture",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "agrovoc",
      "name": "AGROVOC",
      "url": "https://www.fao.org/agrovoc/",
      "page": "https://standards.apievangelist.com/models/agrovoc/",
      "steward": "FAO of the United Nations",
      "layer": "code-system",
      "domain": "agriculture",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 69.0, "band": "modernizing", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "agstack",
      "name": "AgStack Asset Registry / field boundaries",
      "url": "https://www.agstack.org/",
      "page": "https://standards.apievangelist.com/models/agstack/",
      "steward": "AgStack Foundation (Linux Foundation)",
      "layer": "information-model",
      "domain": "agriculture",
      "status": "emerging",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 3/3" }
    },
    {
      "slug": "ai-risk-taxonomies",
      "name": "MLCommons AI Safety / risk taxonomies",
      "url": "https://mlcommons.org/",
      "page": "https://standards.apievangelist.com/models/ai-risk-taxonomies/",
      "steward": "MLCommons / NIST AI RMF",
      "layer": "code-system",
      "domain": "ai",
      "status": "emerging",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
    },
    {
      "slug": "aixm",
      "name": "AIXM (Aeronautical Information Exchange Model)",
      "url": "https://aixm.aero/",
      "page": "https://standards.apievangelist.com/models/aixm/",
      "steward": "EUROCONTROL / FAA",
      "layer": "information-model",
      "domain": "aviation",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      "modernity": { "score": 30.7, "band": "legacy", "coverage": 75.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "akoma-ntoso",
      "name": "Akoma Ntoso",
      "url": "https://www.oasis-open.org/committees/legaldocml/",
      "page": "https://standards.apievangelist.com/models/akoma-ntoso/",
      "steward": "OASIS LegalDocML TC",
      "layer": "information-model",
      "domain": "legislative",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 76.0, "band": "current", "coverage": 100.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "allotrope",
      "name": "Allotrope Data Format and Foundation Taxonomies",
      "url": "https://www.allotrope.org/",
      "page": "https://standards.apievangelist.com/models/allotrope/",
      "steward": "Allotrope Foundation",
      "layer": "information-model",
      "domain": "laboratory",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
    },
    {
      "slug": "animl",
      "name": "AnIML (Analytical Information Markup Language)",
      "url": "https://www.animl.org/",
      "page": "https://standards.apievangelist.com/models/animl/",
      "steward": "ASTM International",
      "layer": "exchange-schema",
      "domain": "laboratory",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      "modernity": { "score": 28.2, "band": "legacy", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "ariadne",
      "name": "ARIADNE archaeological data model",
      "url": "https://www.ariadne-research-infrastructure.eu/",
      "page": "https://standards.apievangelist.com/models/ariadne/",
      "steward": "ARIADNE Research Infrastructure",
      "layer": "metadata-model",
      "domain": "archaeology",
      "status": "live",
      "access": "enclosed",
      "licensing": "restricted",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "arts-odm",
      "name": "ARTS Operational Data Model (retail)",
      "url": "https://nrf.com/",
      "page": "https://standards.apievangelist.com/models/arts-odm/",
      "steward": "National Retail Federation",
      "layer": "information-model",
      "domain": "retail",
      "status": "legacy",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 2/2" }
    },
    {
      "slug": "asam-open-standards",
      "name": "ASAM OpenDRIVE / OpenSCENARIO",
      "url": "https://www.asam.net/",
      "page": "https://standards.apievangelist.com/models/asam-open-standards/",
      "steward": "ASAM e.V.",
      "layer": "information-model",
      "domain": "automotive",
      "status": "live",
      "access": "enclosed",
      "licensing": "restricted",
      "license_id": "content-licensed",
      
      "modernity": { "score": 35.6, "band": "legacy", "coverage": 90.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "asd-s-series",
      "name": "ASD S-Series (S2000M, S3000L, S5000F, SX000i)",
      "url": "https://www.asd-europe.org/",
      "page": "https://standards.apievangelist.com/models/asd-s-series/",
      "steward": "AeroSpace and Defence Industries Association of Europe",
      "layer": "information-model",
      "domain": "defense",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 5/5" }
    },
    {
      "slug": "ashrae-223p",
      "name": "ASHRAE 223P Semantic Data Model",
      "url": "https://www.ashrae.org/",
      "page": "https://standards.apievangelist.com/models/ashrae-223p/",
      "steward": "ASHRAE",
      "layer": "ontology-vocabulary",
      "domain": "built-environment",
      "status": "emerging",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      "modernity": { "score": 41.4, "band": "legacy", "coverage": 70.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/2" }
    },
    {
      "slug": "asset-administration-shell",
      "name": "Asset Administration Shell (AAS)",
      "url": "https://industrialdigitaltwin.org/",
      "page": "https://standards.apievangelist.com/models/asset-administration-shell/",
      "steward": "Industrial Digital Twin Association / Plattform Industrie 4.0",
      "layer": "information-model",
      "domain": "manufacturing",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "ata-spec-2000",
      "name": "ATA Spec 2000 / iSpec 2200",
      "url": "https://publications.airlines.org/",
      "page": "https://standards.apievangelist.com/models/ata-spec-2000/",
      "steward": "Airlines for America (A4A)",
      "layer": "exchange-schema",
      "domain": "aviation",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      "license_id": "sold",
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "atc-classification",
      "name": "ATC Classification",
      "url": "https://atcddd.fhi.no/",
      "page": "https://standards.apievangelist.com/models/atc-classification/",
      "steward": "WHO Collaborating Centre for Drug Statistics Methodology",
      "layer": "code-system",
      "domain": "pharma",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "autosar",
      "name": "AUTOSAR",
      "url": "https://www.autosar.org/",
      "page": "https://standards.apievangelist.com/models/autosar/",
      "steward": "AUTOSAR Development Partnership",
      "layer": "reference-architecture",
      "domain": "automotive",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "b2mml",
      "name": "B2MML",
      "url": "https://www.mesa.org/topics-resources/b2mml/",
      "page": "https://standards.apievangelist.com/models/b2mml/",
      "steward": "MESA International",
      "layer": "exchange-schema",
      "domain": "manufacturing",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 46.5, "band": "legacy", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "bacnet",
      "name": "BACnet object model",
      "url": "https://bacnet.org/",
      "page": "https://standards.apievangelist.com/models/bacnet/",
      "steward": "ASHRAE / ISO 16484-5",
      "layer": "information-model",
      "domain": "built-environment",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      "modernity": { "score": 50.0, "band": "modernizing", "coverage": 70.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "basel-convention-codes",
      "name": "Basel Convention waste codes",
      "url": "https://www.basel.int/",
      "page": "https://standards.apievangelist.com/models/basel-convention-codes/",
      "steward": "Basel Convention Secretariat / UNEP",
      "layer": "code-system",
      "domain": "waste",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "bcf",
      "name": "BCF (BIM Collaboration Format)",
      "url": "https://www.buildingsmart.org/standards/bsi-standards/bim-collaboration-format-bcf/",
      "page": "https://standards.apievangelist.com/models/bcf/",
      "steward": "buildingSMART International",
      "layer": "exchange-schema",
      "domain": "construction",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 56.7, "band": "modernizing", "coverage": 60.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "bfo",
      "name": "BFO (Basic Formal Ontology)",
      "url": "https://basic-formal-ontology.org/",
      "page": "https://standards.apievangelist.com/models/bfo/",
      "steward": "BFO community / ISO IEC 21838-2",
      "layer": "ontology-vocabulary",
      "domain": "cross-domain",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 66.3, "band": "modernizing", "coverage": 83.0 },
      
      "provenance": { "source": "obo-foundry-registry", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "bian",
      "name": "BIAN Service Landscape",
      "url": "https://bian.org/",
      "page": "https://standards.apievangelist.com/models/bian/",
      "steward": "BIAN",
      "layer": "reference-architecture",
      "domain": "finance",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "bibframe",
      "name": "BIBFRAME",
      "url": "https://www.loc.gov/bibframe/",
      "page": "https://standards.apievangelist.com/models/bibframe/",
      "steward": "Library of Congress",
      "layer": "ontology-vocabulary",
      "domain": "library",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 65.6, "band": "modernizing", "coverage": 93.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "bibo",
      "name": "BIBO (Bibliographic Ontology)",
      "url": "https://bibliontology.com/",
      "page": "https://standards.apievangelist.com/models/bibo/",
      "steward": "Bibliographic Ontology community",
      "layer": "ontology-vocabulary",
      "domain": "scholarly",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 76.1, "band": "current", "coverage": 71.0 },
      
      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "bids",
      "name": "BIDS (Brain Imaging Data Structure)",
      "url": "https://bids.neuroimaging.io/",
      "page": "https://standards.apievangelist.com/models/bids/",
      "steward": "BIDS community / INCF",
      "layer": "metadata-model",
      "domain": "neuroscience",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 71.7, "band": "modernizing", "coverage": 60.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "bioschemas",
      "name": "Bioschemas",
      "url": "https://bioschemas.org/",
      "page": "https://standards.apievangelist.com/models/bioschemas/",
      "steward": "Bioschemas community / ELIXIR",
      "layer": "ontology-vocabulary",
      "domain": "life-sciences",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 66.7, "band": "modernizing", "coverage": 63.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "bluetooth-gatt",
      "name": "Bluetooth GATT profiles and services",
      "url": "https://www.bluetooth.com/specifications/gatt/",
      "page": "https://standards.apievangelist.com/models/bluetooth-gatt/",
      "steward": "Bluetooth SIG",
      "layer": "information-model",
      "domain": "iot",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
    },
    {
      "slug": "bods",
      "name": "BODS (Beneficial Ownership Data Standard)",
      "url": "https://standard.openownership.org/",
      "page": "https://standards.apievangelist.com/models/bods/",
      "steward": "Open Ownership",
      "layer": "information-model",
      "domain": "government",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
      "slug": "boma-standards",
      "name": "MISMO Commercial / BOMA standards",
      "url": "https://www.boma.org/",
      "page": "https://standards.apievangelist.com/models/boma-standards/",
      "steward": "BOMA International",
      "layer": "information-model",
      "domain": "real-estate",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
    },
    {
      "slug": "bpmn",
      "name": "BPMN",
      "url": "https://www.omg.org/spec/BPMN/",
      "page": "https://standards.apievangelist.com/models/bpmn/",
      "steward": "Object Management Group",
      "layer": "metadata-model",
      "domain": "cross-domain",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/4" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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    {
      "slug": "dmtf-cim",
      "name": "DMTF CIM (Common Information Model)",
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      "page": "https://standards.apievangelist.com/models/dmtf-cim/",
      "steward": "DMTF",
      "layer": "information-model",
      "domain": "it-infrastructure",
      "status": "live",
      "access": "gated",
      "licensing": "unknown",
      
      
      "modernity": { "score": 40.9, "band": "legacy", "coverage": 88.0 },
      
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    {
      "slug": "doap",
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      "page": "https://standards.apievangelist.com/models/doap/",
      "steward": "DOAP community",
      "layer": "ontology-vocabulary",
      "domain": "software-development",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 82.2, "band": "current", "coverage": 90.0 },
      
      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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    {
      "slug": "doid",
      "name": "DOID (Human Disease Ontology)",
      "url": "https://disease-ontology.org/",
      "page": "https://standards.apievangelist.com/models/doid/",
      "steward": "Disease Ontology project",
      "layer": "ontology-vocabulary",
      "domain": "healthcare",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 84.5, "band": "current", "coverage": 71.0 },
      
      "provenance": { "source": "obo-foundry-registry", "verified": "2026-08-11", "evidence": "steward evidence 2/2" }
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    {
      "slug": "dqv",
      "name": "DQV (Data Quality Vocabulary)",
      "url": "https://www.w3.org/TR/vocab-dqv/",
      "page": "https://standards.apievangelist.com/models/dqv/",
      "steward": "W3C",
      "layer": "metadata-model",
      "domain": "data-engineering",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 70.0, "band": "modernizing", "coverage": 100.0 },
      
      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "dtdl",
      "name": "DTDL (Digital Twins Definition Language)",
      "url": "https://github.com/Azure/opendigitaltwins-dtdl",
      "page": "https://standards.apievangelist.com/models/dtdl/",
      "steward": "Microsoft (open specification)",
      "layer": "information-model",
      "domain": "digital-twin",
      "status": "live",
      "access": "open",
      "licensing": "open",
      "license_id": "public-domain",
      
      "modernity": { "score": 80.7, "band": "current", "coverage": 83.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
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    {
      "slug": "dti-iso-24165",
      "name": "DTI (Digital Token Identifier) ISO 24165",
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      "page": "https://standards.apievangelist.com/models/dti-iso-24165/",
      "steward": "DTIF / ANNA",
      "layer": "code-system",
      "domain": "crypto",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
    },
    {
      "slug": "dublin-core",
      "name": "Dublin Core / DCMI Metadata Terms",
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      "page": "https://standards.apievangelist.com/models/dublin-core/",
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      "layer": "metadata-model",
      "domain": "metadata",
      "status": "live",
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      "modernity": { "score": 71.4, "band": "modernizing", "coverage": 63.0 },
      
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    },
    {
      "slug": "ead",
      "name": "EAD (Encoded Archival Description)",
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      "page": "https://standards.apievangelist.com/models/ead/",
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      "layer": "exchange-schema",
      "domain": "archives",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      "modernity": { "score": 57.1, "band": "modernizing", "coverage": 77.0 },
      
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      "slug": "earl",
      "name": "EARL (Evaluation and Report Language)",
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      "page": "https://standards.apievangelist.com/models/earl/",
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      "layer": "exchange-schema",
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      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
    {
      "slug": "ebucore",
      "name": "EBUCore",
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      "page": "https://standards.apievangelist.com/models/ebucore/",
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      "layer": "metadata-model",
      "domain": "broadcast",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "ebxml",
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      "layer": "exchange-schema",
      "domain": "trade",
      "status": "legacy",
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      "slug": "eclass",
      "name": "ECLASS",
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      "page": "https://standards.apievangelist.com/models/eclass/",
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      "domain": "manufacturing",
      "status": "live",
      "access": "enclosed",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "slug": "ecli",
      "name": "ECLI (European Case Law Identifier)",
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      "layer": "code-system",
      "domain": "legal",
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      "access": "open",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
    },
    {
      "slug": "eco",
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      "layer": "ontology-vocabulary",
      "domain": "life-sciences",
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      "provenance": { "source": "obo-foundry-registry", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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    {
      "slug": "ed-fi",
      "name": "Ed-Fi Data Standard",
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      "steward": "Ed-Fi Alliance",
      "layer": "information-model",
      "domain": "education",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      "also_an_api_standard": "https://standards.apievangelist.com/store/ed-fi/",
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    },
    {
      "slug": "edxl-cap",
      "name": "EDXL (Emergency Data Exchange Language) / CAP",
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      "domain": "public-safety",
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    },
    {
      "slug": "eebus-spine",
      "name": "EEBus SPINE",
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      "page": "https://standards.apievangelist.com/models/eebus-spine/",
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      "layer": "information-model",
      "domain": "energy",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/2" }
    },
    {
      "slug": "egeria",
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      "page": "https://standards.apievangelist.com/models/egeria/",
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      "layer": "information-model",
      "domain": "data-engineering",
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    {
      "slug": "eidr",
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      "page": "https://standards.apievangelist.com/models/eidr/",
      "steward": "Entertainment Identifier Registry Association",
      "layer": "code-system",
      "domain": "media",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "elastic-common-schema",
      "name": "Elastic Common Schema (ECS)",
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      "page": "https://standards.apievangelist.com/models/elastic-common-schema/",
      "steward": "Elastic / OpenTelemetry",
      "layer": "information-model",
      "domain": "observability",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      "modernity": { "score": 72.2, "band": "current", "coverage": 72.0 },
      
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    {
      "slug": "eml",
      "name": "EML (Ecological Metadata Language)",
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      "page": "https://standards.apievangelist.com/models/eml/",
      "steward": "Ecological Society of America / NCEAS",
      "layer": "metadata-model",
      "domain": "ecology",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 81.0, "band": "current", "coverage": 100.0 },
      
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    },
    {
      "slug": "emmo",
      "name": "EMMO (Elementary Multiperspective Material Ontology)",
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      "layer": "ontology-vocabulary",
      "domain": "materials",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 66.3, "band": "modernizing", "coverage": 83.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
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      "slug": "energistics",
      "name": "WITSML / PRODML / RESQML (Energistics)",
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      "page": "https://standards.apievangelist.com/models/energistics/",
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      "layer": "exchange-schema",
      "domain": "energy",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      "modernity": { "score": 50.0, "band": "modernizing", "coverage": 72.0 },
      
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    },
    {
      "slug": "envo",
      "name": "ENVO (Environment Ontology)",
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      "page": "https://standards.apievangelist.com/models/envo/",
      "steward": "OBO Foundry / EnvO project",
      "layer": "ontology-vocabulary",
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      "modernity": { "score": 69.0, "band": "modernizing", "coverage": 71.0 },
      
      "provenance": { "source": "obo-foundry-registry", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "slug": "epub",
      "name": "EPUB and EPUB Accessibility metadata",
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      "page": "https://standards.apievangelist.com/models/epub/",
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      "layer": "metadata-model",
      "domain": "publishing",
      "status": "live",
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      "modernity": { "score": 73.3, "band": "current", "coverage": 90.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
    },
    {
      "slug": "era-tsi",
      "name": "TAF/TAP TSI and ERA RINF",
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      "page": "https://standards.apievangelist.com/models/era-tsi/",
      "steward": "European Union Agency for Railways",
      "layer": "exchange-schema",
      "domain": "rail",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/5" }
    },
    {
      "slug": "esrs",
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      "page": "https://standards.apievangelist.com/models/esrs/",
      "steward": "EFRAG / European Commission",
      "layer": "exchange-schema",
      "domain": "sustainability",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 55.6, "band": "modernizing", "coverage": 63.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 3/3" }
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      "page": "https://standards.apievangelist.com/models/etsi-nfv-descriptors/",
      "steward": "ETSI ISG NFV",
      "layer": "information-model",
      "domain": "telecom",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 3/3" }
    },
    {
      "slug": "eu-ai-act-documentation",
      "name": "EU AI Act technical documentation requirements",
      "url": "https://artificialintelligenceact.eu/",
      "page": "https://standards.apievangelist.com/models/eu-ai-act-documentation/",
      "steward": "European Commission",
      "layer": "metadata-model",
      "domain": "ai",
      "status": "emerging",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
    },
    {
      "slug": "eu-core-vocabularies",
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      "page": "https://standards.apievangelist.com/models/eu-core-vocabularies/",
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      "layer": "ontology-vocabulary",
      "domain": "government",
      "status": "live",
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      "modernity": { "score": 53.5, "band": "modernizing", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 6/6" }
    },
    {
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      "page": "https://standards.apievangelist.com/models/eu-taxonomy/",
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      "layer": "code-system",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
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      "page": "https://standards.apievangelist.com/models/eudi-arf/",
      "steward": "European Commission",
      "layer": "information-model",
      "domain": "identity",
      "status": "emerging",
      "access": "open",
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      "modernity": { "score": 80.6, "band": "current", "coverage": 62.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "name": "EUDR (EU Deforestation Regulation) due diligence statements",
      "url": "https://environment.ec.europa.eu/topics/forests/deforestation_en",
      "page": "https://standards.apievangelist.com/models/eudr/",
      "steward": "European Commission",
      "layer": "exchange-schema",
      "domain": "forestry",
      "status": "emerging",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/6" }
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    {
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      "name": "Europass / European Learning Model",
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      "page": "https://standards.apievangelist.com/models/european-learning-model/",
      "steward": "European Commission",
      "layer": "information-model",
      "domain": "education",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    },
    {
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      "url": "https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32000D0532",
      "page": "https://standards.apievangelist.com/models/european-waste-codes/",
      "steward": "European Commission",
      "layer": "code-system",
      "domain": "waste",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
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      "page": "https://standards.apievangelist.com/models/eurovoc/",
      "steward": "Publications Office of the European Union",
      "layer": "code-system",
      "domain": "government",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
    {
      "slug": "event-ontology",
      "name": "Event Ontology",
      "url": "http://motools.sourceforge.net/event/event.html",
      "page": "https://standards.apievangelist.com/models/event-ontology/",
      "steward": "Centre for Digital Music, QMUL",
      "layer": "ontology-vocabulary",
      "domain": "cross-domain",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 66.2, "band": "modernizing", "coverage": 71.0 },
      
      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
    },
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      "name": "Factur-X / ZUGFeRD",
      "url": "https://fnfe-mpe.org/factur-x/",
      "page": "https://standards.apievangelist.com/models/factur-x-zugferd/",
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      "layer": "exchange-schema",
      "domain": "e-invoicing",
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      "slug": "fdx",
      "name": "FDX (Financial Data Exchange)",
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      "layer": "exchange-schema",
      "domain": "finance",
      "status": "live",
      "access": "gated",
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      "slug": "fgdc-csdgm",
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      "status": "legacy",
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      "slug": "fhir",
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      "layer": "exchange-schema",
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    {
      "slug": "fibo",
      "name": "FIBO (Financial Industry Business Ontology)",
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      "layer": "ontology-vocabulary",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
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      "domain": "finance",
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      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
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      "slug": "fits",
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      "domain": "astronomy",
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      "modernity": { "score": 55.6, "band": "modernizing", "coverage": 81.0 },
      
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    {
      "slug": "fixm",
      "name": "FIXM (Flight Information Exchange Model)",
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      "steward": "FIXM Change Control Board / ICAO",
      "layer": "information-model",
      "domain": "aviation",
      "status": "live",
      "access": "enclosed",
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      "modernity": { "score": 32.1, "band": "legacy", "coverage": 81.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "slug": "fms-standard",
      "name": "FMS Standard (commercial vehicle fleet data)",
      "url": "https://www.fms-standard.com/",
      "page": "https://standards.apievangelist.com/models/fms-standard/",
      "steward": "FMS Standard Working Group / ACEA",
      "layer": "exchange-schema",
      "domain": "automotive",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 3/4" }
    },
    {
      "slug": "foaf",
      "name": "FOAF",
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      "page": "https://standards.apievangelist.com/models/foaf/",
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      "layer": "ontology-vocabulary",
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      "status": "legacy",
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    {
      "slug": "focus-spec",
      "name": "FOCUS (FinOps Open Cost and Usage Specification)",
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    {
      "slug": "followthemoney",
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      "domain": "government",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "domain": "forestry",
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      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
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    {
      "slug": "fpml",
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      "steward": "ISDA",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "domain": "food",
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      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 6/6" }
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      "steward": "Global Alliance for Genomics and Health",
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      "layer": "exchange-schema",
      "domain": "gambling",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/4" }
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      "steward": "Global Dialogue on Seafood Traceability",
      "layer": "information-model",
      "domain": "fisheries",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
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      "page": "https://standards.apievangelist.com/models/gedcom/",
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    {
      "slug": "gene-ontology",
      "name": "Gene Ontology",
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      "page": "https://standards.apievangelist.com/models/gene-ontology/",
      "steward": "Gene Ontology Consortium",
      "layer": "ontology-vocabulary",
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      "status": "live",
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      "domain": "geospatial",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "domain": "genomics",
      "status": "live",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/2" }
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      "layer": "information-model",
      "domain": "sustainability",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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    {
      "slug": "glbpm",
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      "page": "https://standards.apievangelist.com/models/glbpm/",
      "steward": "DDI Alliance",
      "layer": "reference-architecture",
      "domain": "social-science",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      "modernity": { "score": 41.7, "band": "legacy", "coverage": 72.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 2/2" }
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      "page": "https://standards.apievangelist.com/models/global-privacy-control/",
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      "layer": "exchange-schema",
      "domain": "privacy",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 74.6, "band": "current", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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    {
      "slug": "globe-information-return",
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      "page": "https://standards.apievangelist.com/models/globe-information-return/",
      "steward": "OECD",
      "layer": "exchange-schema",
      "domain": "tax",
      "status": "emerging",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/5" }
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    {
      "slug": "gltf",
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      "page": "https://standards.apievangelist.com/models/gltf/",
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      "layer": "information-model",
      "domain": "3d-graphics",
      "status": "live",
      "access": "open",
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      "modernity": { "score": 70.0, "band": "modernizing", "coverage": 70.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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    {
      "slug": "gmdn-emdn",
      "name": "GMDN and EMDN device nomenclature",
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      "page": "https://standards.apievangelist.com/models/gmdn-emdn/",
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      "layer": "code-system",
      "domain": "medical-devices",
      "status": "live",
      "access": "enclosed",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
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      "slug": "gnd",
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      "page": "https://standards.apievangelist.com/models/gnd/",
      "steward": "Deutsche Nationalbibliothek",
      "layer": "code-system",
      "domain": "library",
      "status": "live",
      "access": "open",
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      "provenance": { "source": "bartoc", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
    },
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      "slug": "goodrelations",
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      "page": "https://standards.apievangelist.com/models/goodrelations/",
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      "layer": "ontology-vocabulary",
      "domain": "commerce",
      "status": "legacy",
      "access": "unknown",
      "licensing": "unknown",
      
      
      "modernity": { "score": 63.1, "band": "modernizing", "coverage": 65.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "name": "Green Button / ESPI",
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      "layer": "information-model",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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    {
      "slug": "imf-smpte",
      "name": "IMF (Interoperable Master Format) SMPTE ST 2067",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 2/2" }
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      "slug": "indoorgml",
      "name": "IndoorGML",
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      "slug": "inpho",
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      "domain": "electronics",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "layer": "information-model",
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      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "slug": "ipso-smart-objects",
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      "domain": "iot",
      "status": "live",
      "access": "unknown",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
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      "modernity": { "score": 48.1, "band": "legacy", "coverage": 81.0 },
      
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "domain": "life-sciences",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "steward": "ISDA / FINOS",
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      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
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      "name": "ISO 10383 MIC (Market Identifier Codes)",
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      "modernity": { "score": 36.6, "band": "legacy", "coverage": 71.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "slug": "iso-11179",
      "name": "ISO/IEC 11179 Metadata Registries",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "slug": "iso-12006",
      "name": "ISO 12006 building construction classification framework",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "steward": "ISO TC 37",
      "layer": "metadata-model",
      "domain": "linguistics",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "slug": "iso-12812",
      "name": "ISO 12812 mobile financial services",
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      "page": "https://standards.apievangelist.com/models/iso-12812/",
      "steward": "ISO TC 68",
      "layer": "information-model",
      "domain": "payments",
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      "modernity": { "score": 47.7, "band": "legacy", "coverage": 65.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
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      "page": "https://standards.apievangelist.com/models/iso-13606/",
      "steward": "ISO/TC 215",
      "layer": "information-model",
      "domain": "healthcare",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "layer": "information-model",
      "domain": "asset-management",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "layer": "metadata-model",
      "domain": "transportation",
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      "modernity": { "score": 47.7, "band": "legacy", "coverage": 65.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "layer": "ontology-vocabulary",
      "domain": "chemical-engineering",
      "status": "live",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "layer": "information-model",
      "domain": "identity",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 6/6" }
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      "layer": "information-model",
      "domain": "cloud",
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      "modernity": { "score": 46.0, "band": "legacy", "coverage": 63.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
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      "layer": "information-model",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/4" }
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      "modernity": { "score": 46.0, "band": "legacy", "coverage": 63.0 },
      
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "modernity": { "score": 50.0, "band": "modernizing", "coverage": 88.0 },
      
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      "modernity": { "score": 31.7, "band": "legacy", "coverage": 63.0 },
      
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      "layer": "information-model",
      "domain": "hr",
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      "licensing": "unknown",
      
      
      
      
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      "slug": "mud",
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      "page": "https://standards.apievangelist.com/models/multispeak/",
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      "layer": "exchange-schema",
      "domain": "energy",
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      "page": "https://standards.apievangelist.com/models/nacha/",
      "steward": "Nacha",
      "layer": "exchange-schema",
      "domain": "payments",
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      "page": "https://standards.apievangelist.com/models/naic-statutory-reporting/",
      "steward": "National Association of Insurance Commissioners",
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      "domain": "insurance",
      "status": "live",
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      "layer": "code-system",
      "domain": "biology",
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      "provenance": { "source": "obo-foundry-registry", "verified": "2026-08-11", "evidence": "name evidence 2/3" }
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      "domain": "healthcare",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
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      "page": "https://standards.apievangelist.com/models/ncpdp-telecom/",
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      "domain": "healthcare",
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      "page": "https://standards.apievangelist.com/models/ndc/",
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      "layer": "code-system",
      "domain": "pharma",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
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      "layer": "information-model",
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      "layer": "information-model",
      "domain": "public-safety",
      "status": "live",
      "access": "unknown",
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      "steward": "ETSI ISG CIM",
      "layer": "information-model",
      "domain": "smart-cities",
      "status": "live",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "steward evidence 2/3" }
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      "layer": "exchange-schema",
      "domain": "elections",
      "status": "live",
      "access": "unknown",
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      "name": "Weather: NOAA/NWS data models and ECMWF conventions",
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      "slug": "oneroster",
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      "domain": "education",
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      "domain": "manufacturing",
      "status": "live",
      "access": "unknown",
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      "domain": "addressing",
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      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/2" }
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      "domain": "energy",
      "status": "live",
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      "domain": "networking",
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      "access": "unknown",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "steward": "Real Estate Standards Organization",
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      "slug": "riskstream",
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      "layer": "metadata-model",
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      "access": "unknown",
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      "layer": "code-system",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "domain": "healthcare",
      "status": "live",
      "access": "unknown",
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      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 1/1" }
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      "domain": "payments",
      "status": "live",
      "access": "gated",
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      "layer": "ontology-vocabulary",
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      "layer": "exchange-schema",
      "domain": "security",
      "status": "live",
      "access": "unknown",
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      "layer": "information-model",
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      "status": "live",
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      "layer": "ontology-vocabulary",
      "domain": "cross-domain",
      "status": "legacy",
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      "provenance": { "source": "lov", "verified": "2026-08-11", "evidence": "name evidence 4/4" }
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      "layer": "code-system",
      "domain": "logistics",
      "status": "live",
      "access": "unknown",
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      "page": "https://standards.apievangelist.com/models/smpte-metadata/",
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      "layer": "code-system",
      "domain": "media",
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      "layer": "metadata-model",
      "domain": "cross-domain",
      "status": "live",
      "access": "enclosed",
      "licensing": "paywalled-document",
      
      
      "modernity": { "score": 58.0, "band": "modernizing", "coverage": 81.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 5/5" }
    },
    {
      "slug": "yang",
      "name": "YANG data models (IETF)",
      "url": "https://datatracker.ietf.org/doc/html/rfc7950",
      "page": "https://standards.apievangelist.com/models/yang/",
      "steward": "IETF",
      "layer": "information-model",
      "domain": "networking",
      "status": "live",
      "access": "open",
      "licensing": "open",
      
      
      "modernity": { "score": 63.4, "band": "modernizing", "coverage": 82.0 },
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "yara",
      "name": "YARA rules",
      "url": "https://virustotal.github.io/yara/",
      "page": "https://standards.apievangelist.com/models/yara/",
      "steward": "VirusTotal / community",
      "layer": "exchange-schema",
      "domain": "security",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 2/2" }
    },
    {
      "slug": "z-wave",
      "name": "Z-Wave command classes",
      "url": "https://z-wavealliance.org/",
      "page": "https://standards.apievangelist.com/models/z-wave/",
      "steward": "Z-Wave Alliance",
      "layer": "information-model",
      "domain": "iot",
      "status": "live",
      "access": "unknown",
      "licensing": "unknown",
      
      
      
      
      "provenance": { "source": "knowledge", "verified": "2026-08-11", "evidence": "name evidence 3/3" }
    }
  ]
}