| ADMS (Asset Description Metadata Schema) |
W3C / European Commission |
Government
|
open
|
65.4
Modernizing
|
| AGROVOC |
FAO of the United Nations |
Agriculture
|
open
|
69.0
Modernizing
|
| Allotrope Data Format and Foundation Taxonomies |
Allotrope Foundation |
Laboratory
|
spec sold
|
—
|
| B2MML |
MESA International |
Manufacturing
|
open
|
46.5
Legacy
|
| BCF (BIM Collaboration Format) |
buildingSMART International |
Construction
|
open
|
56.7
Modernizing
|
| BPMN (Business Process Model and Notation) |
Object Management Group |
Cross Domain
|
open
|
58.0
Modernizing
|
| Bioschemas |
Bioschemas community / ELIXIR |
Life Sciences
|
open
|
66.7
Modernizing
|
| CACAO Security Playbooks (Collaborative Automated Course of Action Operations) |
OASIS |
Security
|
open
|
83.0
Current
|
| CAMARA |
Linux Foundation / GSMA |
Telecom
|
open
|
—
|
| CARO (Common Anatomy Reference Ontology) |
OBO Foundry |
Biology
|
open
|
66.3
Modernizing
|
| CCSDS Orbit Data Messages (OEM / OMM / CDM) |
CCSDS |
Space
|
—
|
—
|
| CDISC ADaM (Clinical Data Interchange Standards Consortium) |
CDISC |
Life Sciences
|
—
|
54.5
Modernizing
|
| CDISC CDASH (Clinical Data Interchange Standards Consortium) |
CDISC |
Life Sciences
|
—
|
54.5
Modernizing
|
| CDISC ODM-XML (Clinical Data Interchange Standards Consortium) |
CDISC |
Life Sciences
|
—
|
54.5
Modernizing
|
| CDISC SDTM (Clinical Data Interchange Standards Consortium) |
CDISC |
Life Sciences
|
—
|
54.5
Modernizing
|
| CIF (Crystallographic Information Framework) |
International Union of Crystallography |
Chemistry
|
open
|
50.8
Modernizing
|
| CL (Cell Ontology) |
OBO Foundry |
Biology
|
open
|
69.9
Modernizing
|
| CMMN (Case Management Model and Notation) |
Object Management Group |
Cross Domain
|
open
|
58.0
Modernizing
|
| COBie (Construction Operations Building Information Exchange) |
buildingSMART / NIBS |
Construction
|
—
|
—
|
| COICOP / CPC / HS product classifications |
UN Statistics Division |
Statistics
|
open
|
—
|
| CSAF (Common Security Advisory Framework) |
OASIS |
Security
|
open
|
—
|
| CUSIP / SEDOL |
CUSIP Global Services / LSEG |
Finance
|
licence
|
—
|
| CityGML |
Open Geospatial Consortium |
Built Environment
|
open
|
61.4
Modernizing
|
| CityJSON |
Open Geospatial Consortium / TU Delft |
Built Environment
|
open
|
62.9
Modernizing
|
| CloudEvents |
CNCF |
Cross Domain
|
open
|
73.0
Current
|
| CoSWID / SWID tags |
IETF / ISO/IEC 19770-2 |
Software Supply Chain
|
spec sold
|
55.0
Modernizing
|
| Creative Commons Rights Expression Language (ccREL) |
Creative Commons / W3C |
Cross Domain
|
open
|
65.4
Modernizing
|
| Croissant (ML dataset metadata) |
MLCommons |
AI
|
—
|
—
|
| DATEX II |
CEN TC 278 |
Transportation
|
spec sold
|
—
|
| DCAT / DCAT-AP |
W3C / European Commission |
Government
|
open
|
79.0
Current
|
| DDI (Data Documentation Initiative) |
DDI Alliance |
Social Science
|
open
|
52.3
Modernizing
|
| DITA (Darwin Information Typing Architecture) |
OASIS |
Technical Documentation
|
open
|
68.0
Modernizing
|
| DMN (Decision Model and Notation) |
Object Management Group |
Cross Domain
|
open
|
64.3
Modernizing
|
| DQV (Data Quality Vocabulary) |
W3C |
Data Engineering
|
open
|
70.0
Modernizing
|
| DTI (Digital Token Identifier) ISO 24165 |
DTIF / ANNA |
Crypto
|
—
|
—
|
| DataCite Metadata Schema |
DataCite |
Scholarly
|
open
|
65.4
Modernizing
|
| Dewey Decimal Classification (DDC) |
OCLC |
Library
|
licence
|
38.0
Legacy
|
| Dublin Core / DCMI Metadata Terms |
Dublin Core Metadata Initiative |
Metadata
|
open
|
71.4
Modernizing
|
| EARL (Evaluation and Report Language) |
W3C |
Accessibility
|
open
|
61.7
Modernizing
|
| ECO (Evidence and Conclusion Ontology) |
OBO Foundry / ECO project |
Life Sciences
|
open
|
73.1
Current
|
| EDXL (Emergency Data Exchange Language) / CAP |
OASIS |
Public Safety
|
open
|
69.5
Modernizing
|
| ENVO (Environment Ontology) |
OBO Foundry / EnvO project |
Ecology
|
open
|
69.0
Modernizing
|
| EPUB and EPUB Accessibility metadata |
W3C |
Publishing
|
open
|
73.3
Current
|
| Egeria open metadata types |
LF AI & Data |
Data Engineering
|
open
|
63.3
Modernizing
|
| Elastic Common Schema (ECS) |
Elastic / OpenTelemetry |
Observability
|
—
|
72.2
Current
|
| FIBO (Financial Industry Business Ontology) |
EDM Council / OMG |
Finance
|
—
|
76.1
Current
|
| FIGI (Financial Instrument Global Identifier) |
Object Management Group / Bloomberg |
Finance
|
open
|
—
|
| FIXM (Flight Information Exchange Model) |
FIXM Change Control Board / ICAO |
Aviation
|
spec sold
|
32.1
Legacy
|
| FoodOn |
FoodOn Consortium / OBO Foundry |
Food
|
open
|
—
|
| FpML (Financial products Markup Language) |
ISDA |
Finance
|
open
|
58.0
Modernizing
|
| GA4GH Data Models (Beacon, DRS, Passports) |
Global Alliance for Genomics and Health |
Life Sciences
|
—
|
61.9
Modernizing
|
| GBFS (General Bikeshare Feed Specification) |
MobilityData |
Mobility
|
open
|
74.2
Current
|
| GDST (Global Dialogue on Seafood Traceability) |
Global Dialogue on Seafood Traceability |
Fisheries
|
—
|
—
|
| GHG Protocol |
WRI / WBCSD |
Sustainability
|
—
|
—
|
| GRI Standards (Global Reporting Initiative) |
Global Reporting Initiative |
Sustainability
|
—
|
—
|
| GTFS / GTFS-Realtime (General Transit Feed Specification) |
MobilityData |
Transit
|
open
|
72.0
Current
|
| Generic Longitudinal Business Process Model (GLBPM) |
DDI Alliance |
Social Science
|
—
|
41.7
Legacy
|
| GeoPackage |
Open Geospatial Consortium |
Geospatial
|
open
|
65.0
Modernizing
|
| HL7 CDA / C-CDA |
HL7 International |
Healthcare
|
licence
|
—
|
| HL7 FHIR |
Health Level Seven International |
Healthcare
|
open
|
67.7
Modernizing
|
| HL7 RIM (Reference Information Model) |
HL7 International |
Healthcare
|
licence
|
34.1
Legacy
|
| HL7 Version 2 |
HL7 International |
Healthcare
|
licence
|
34.1
Legacy
|
| HXL (Humanitarian Exchange Language) |
UN OCHA |
Humanitarian
|
open
|
—
|
| Harmonized System (HS) codes |
World Customs Organization |
Customs
|
—
|
—
|
| IAO (Information Artifact Ontology) |
OBO Foundry |
Cross Domain
|
open
|
66.3
Modernizing
|
| IATA NDC (International Air Transport Association) |
IATA |
Travel
|
licence
|
38.5
Legacy
|
| ICAO Doc 9303 machine readable travel documents (International Civil Aviation Organization) |
ICAO |
Identity
|
spec sold
|
47.9
Legacy
|
| ICAR standards (animal recording) |
International Committee for Animal Recording |
Animal Science
|
—
|
—
|
| ICD-11 (International Classification of Diseases) |
World Health Organization |
Healthcare
|
open
|
85.7
Current
|
| ICF (International Classification of Functioning) |
World Health Organization |
Healthcare
|
open
|
67.6
Modernizing
|
| IDS (Information Delivery Specification) |
buildingSMART International |
Construction
|
open
|
65.0
Modernizing
|
| IEEE 11073 PHD (Personal Health Devices) |
IEEE |
Medical Devices
|
spec sold
|
—
|
| IEEE 11073 SDC (Service-oriented Device Connectivity) |
IEEE |
Medical Devices
|
spec sold
|
—
|
| IEEE 1516 HLA / DIS |
IEEE / SISO |
Simulation
|
spec sold
|
—
|
| IEEE 2030.5 (Smart Energy Profile) |
IEEE |
Energy
|
spec sold
|
—
|
| IETF network topology models (RFC 8345) |
IETF |
Networking
|
open
|
54.7
Modernizing
|
| IFC (Industry Foundation Classes) |
buildingSMART International |
Construction
|
open
|
70.0
Modernizing
|
| IFRS 17 insurance contracts data requirements (International Financial Reporting Standards) |
IFRS Foundation |
Insurance
|
—
|
—
|
| IFRS Accounting Taxonomy (International Financial Reporting Standards) |
IFRS Foundation |
Finance
|
—
|
—
|
| IFRS S1 / S2 (ISSB) taxonomy |
IFRS Foundation / ISSB |
Sustainability
|
—
|
—
|
| IHE Technical Frameworks and Profiles |
IHE International |
Healthcare
|
—
|
46.8
Legacy
|
| IHO S-100 / S-101 ENC (International Hydrographic Organization) |
International Hydrographic Organization |
Maritime
|
—
|
—
|
| IMO Reference Data Model / FAL Compendium (International Maritime Organization) |
International Maritime Organization |
Maritime
|
—
|
—
|
| IODEF (RFC 7970) |
IETF |
Security
|
open
|
60.2
Modernizing
|
| IPTC Media Topics (International Press Telecommunications Council) |
IPTC |
News
|
—
|
46.5
Legacy
|
| IPTC NewsML-G2 and ninjs (International Press Telecommunications Council) |
International Press Telecommunications Council |
News
|
—
|
45.2
Legacy
|
| IPTC Photo Metadata Standard (International Press Telecommunications Council) |
IPTC |
Media
|
—
|
48.1
Legacy
|
| ISA-95 / IEC 62264 |
ISA / IEC |
Manufacturing
|
spec sold
|
—
|
| ISDA CDM (Common Domain Model) |
ISDA / FINOS |
Finance
|
—
|
—
|
| ISIN / CFI / FISN (ISO 6166, 10962, 18774) |
ISO / ANNA |
Finance
|
spec sold
|
—
|
| ISO 10303 STEP / AP242 |
ISO TC 184 SC 4 |
Engineering
|
spec sold
|
—
|
| ISO 10303-239 PLCS (Product Life Cycle Support) |
ISO TC 184 SC 4 / OASIS |
Engineering
|
spec sold
|
—
|
| ISO 10383 MIC (Market Identifier Codes) |
ISO / SWIFT |
Finance
|
spec sold
|
36.6
Legacy
|
| ISO 11238 IDMP (Identification of Medicinal Products) |
ISO / EMA / FDA |
Pharma
|
spec sold
|
—
|
| ISO 12006 building construction classification framework |
ISO TC 59 |
Construction
|
spec sold
|
—
|
| ISO 12620 / DatCatInfo data categories |
ISO TC 37 |
Linguistics
|
spec sold
|
—
|
| ISO 12812 mobile financial services |
ISO TC 68 |
Payments
|
spec sold
|
47.7
Legacy
|
| ISO 13606 EHR Communication |
ISO/TC 215 |
Healthcare
|
spec sold
|
—
|
| ISO 13616 IBAN |
ISO / SWIFT |
Payments
|
spec sold
|
—
|
| ISO 14224 reliability and maintenance data |
ISO TC 67 |
Asset Management
|
spec sold
|
—
|
| ISO 14817 ITS data registry |
ISO TC 204 |
Transportation
|
spec sold
|
47.7
Legacy
|
| ISO 15489 records management |
ISO TC 46 SC 11 |
Records Management
|
spec sold
|
—
|
| ISO 15926 |
ISO TC 184 SC 4 / POSC Caesar |
Chemical Engineering
|
spec sold
|
—
|
| ISO 19086 cloud SLA framework |
ISO/IEC JTC1 SC38 |
Cloud
|
spec sold
|
46.0
Legacy
|
| ISO 19107 / 19109 Spatial Schema and General Feature Model |
ISO/TC 211 |
Geospatial
|
spec sold
|
—
|
| ISO 19115 Geographic Metadata |
ISO/TC 211 |
Geospatial
|
spec sold
|
46.0
Legacy
|
| ISO 19160 addressing |
ISO/TC 211 |
Cross Domain
|
spec sold
|
—
|
| ISO 20275 Entity Legal Forms |
ISO / GLEIF |
Finance
|
spec sold
|
50.0
Modernizing
|
| ISO 21090 Healthcare Datatypes |
ISO / HL7 |
Healthcare
|
spec sold
|
31.7
Legacy
|
| ISO 24510 water services |
ISO TC 224 |
Water
|
spec sold
|
47.7
Legacy
|
| ISO 30414 human capital reporting |
ISO TC 260 |
HR
|
spec sold
|
—
|
| ISO 3166 / 4217 / 639 country, currency, language codes |
ISO |
Cross Domain
|
spec sold
|
29.6
Legacy
|
| ISO 37120 city indicators |
ISO TC 268 |
Smart Cities
|
spec sold
|
—
|
| ISO 41011 facility management |
ISO TC 267 |
Facilities
|
spec sold
|
47.7
Legacy
|
| ISO 80000 quantities and units |
ISO / IEC |
Cross Domain
|
spec sold
|
—
|
| ISO 8583 |
ISO |
Payments
|
spec sold
|
—
|
| ISO 8601 date and time |
ISO |
Cross Domain
|
spec sold
|
—
|
| ISO 9362 BIC |
ISO / SWIFT |
Finance
|
spec sold
|
—
|
| ISO/IEC 11179 Metadata Registries |
ISO/IEC JTC1 SC32 |
Cross Domain
|
spec sold
|
—
|
| ISO/IEC 18013-5 mDL (mobile driving licence) |
ISO/IEC JTC1 SC17 |
Identity
|
spec sold
|
—
|
| ISO/IEC 19505 / 19507 (UML, OCL) |
ISO/IEC JTC1 SC7 / OMG |
Cross Domain
|
spec sold
|
—
|
| ISOBUS / ISO 11783 |
AEF / ISO TC 23 SC 19 |
Agriculture
|
spec sold
|
42.0
Legacy
|
| IT4IT Reference Architecture |
The Open Group |
IT Operations
|
—
|
—
|
| IVOA Data Models (ObsCore, VOTable, etc.) |
International Virtual Observatory Alliance |
Astronomy
|
—
|
58.3
Modernizing
|
| IWXXM (ICAO Meteorological Information Exchange Model) |
WMO / ICAO |
Aviation
|
spec sold
|
—
|
| Iceberg REST Catalog and table metadata |
Apache Software Foundation |
Data Engineering
|
—
|
—
|
| IndoorGML |
Open Geospatial Consortium |
Built Environment
|
open
|
53.5
Modernizing
|
| Inline XBRL (iXBRL) and ESEF |
XBRL International / ESMA |
Finance
|
—
|
—
|
| JMAP |
IETF |
Messaging
|
open
|
77.3
Current
|
| JSCalendar / JSContact |
IETF |
Cross Domain
|
open
|
55.9
Modernizing
|
| JSON Schema |
OpenJS Foundation / IETF |
Cross Domain
|
open
|
76.9
Current
|
| JSON-LD |
W3C |
Cross Domain
|
open
|
65.0
Modernizing
|
| KMIP (Key Management Interoperability Protocol) |
OASIS |
Security
|
open
|
68.0
Modernizing
|
| KML |
Open Geospatial Consortium |
Geospatial
|
open
|
59.0
Modernizing
|
| LADM (ISO 19152 Land Administration Domain Model) |
ISO TC 211 |
Real Estate
|
spec sold
|
—
|
| LEI (Legal Entity Identifier) / ISO 17442 |
GLEIF |
Finance
|
—
|
56.9
Modernizing
|
| LegalRuleML |
OASIS |
Legal
|
open
|
72.0
Current
|
| Lexical Markup Framework (ISO 24613) |
ISO TC 37 |
Linguistics
|
spec sold
|
—
|
| MIAPPE (plant phenotyping) |
ELIXIR / MIAPPE community |
Agriculture
|
—
|
—
|
| MISMO Commercial / BOMA standards |
BOMA International |
Real Estate
|
—
|
—
|
| MLCommons AI Safety / risk taxonomies |
MLCommons / NIST AI RMF |
AI
|
—
|
—
|
| MONDO Disease Ontology |
Monarch Initiative |
Healthcare
|
open
|
73.1
Current
|
| MPEG-7 / MPEG-21 (Moving Picture Experts Group) |
ISO/IEC JTC1 SC29 (MPEG) |
Media
|
spec sold
|
—
|
| MUD (Manufacturer Usage Description) |
IETF |
Iot
|
open
|
58.5
Modernizing
|
| MUDDI (Model for Underground Data Definition and Integration) |
Open Geospatial Consortium |
Built Environment
|
open
|
—
|
| MathML |
W3C |
Mathematics
|
open
|
62.2
Modernizing
|
| NBO (Neuro Behavior Ontology) |
OBO Foundry |
Psychology
|
open
|
66.3
Modernizing
|
| NeTEx / SIRI / Transmodel |
CEN TC278 |
Transit
|
spec sold
|
—
|
| OBI (Ontology for Biomedical Investigations) |
OBO Foundry / OBI Consortium |
Life Sciences
|
open
|
66.3
Modernizing
|
| OBO Foundry ontologies |
OBO Foundry |
Biology
|
open
|
66.3
Modernizing
|
| OCSF (Open Cybersecurity Schema Framework) |
OCSF / Linux Foundation |
Security
|
open
|
73.0
Current
|
| ODRL (Open Digital Rights Language) |
W3C |
Cross Domain
|
open
|
77.0
Current
|
| OECD CRS and FATCA schemas |
OECD / US IRS |
Tax
|
—
|
—
|
| OECD Pillar Two GloBE Information Return |
OECD |
Tax
|
—
|
—
|
| OGC 3D Tiles |
Open Geospatial Consortium / Cesium |
Geospatial
|
open
|
—
|
| OGC API - Features / Records / EDR (Open Geospatial Consortium) |
Open Geospatial Consortium |
Geospatial
|
open
|
84.0
Current
|
| OGC GeoSPARQL |
Open Geospatial Consortium / W3C |
Geospatial
|
open
|
70.0
Modernizing
|
| OGC LandInfra / InfraGML (Open Geospatial Consortium) |
Open Geospatial Consortium |
Real Estate
|
open
|
—
|
| OGC Moving Features (Open Geospatial Consortium) |
Open Geospatial Consortium |
Geospatial
|
open
|
60.6
Modernizing
|
| OGC SensorThings API |
Open Geospatial Consortium |
Iot
|
open
|
—
|
| OGC Simple Features |
Open Geospatial Consortium |
Geospatial
|
open
|
—
|
| OGC WaterML 2.0 and HY_Features (Open Geospatial Consortium) |
OGC / WMO |
Water
|
—
|
—
|
| OMG / Object Management Group insurance and finance models (Object Management Group) |
Object Management Group |
Finance
|
open
|
65.0
Modernizing
|
| OMG MOF and UML (Object Management Group) |
Object Management Group |
Cross Domain
|
open
|
64.3
Modernizing
|
| OMG SysML (Object Management Group) |
Object Management Group |
Engineering
|
open
|
68.2
Modernizing
|
| OSCRE Industry Data Model |
OSCRE International |
Real Estate
|
licence
|
—
|
| OSV Schema (Open Source Vulnerability) |
OpenSSF |
Security
|
open
|
74.2
Current
|
| OWL (Web Ontology Language) |
W3C |
Cross Domain
|
open
|
62.9
Modernizing
|
| Odette and VDA automotive standards |
Odette International / VDA |
Automotive
|
—
|
71.0
Modernizing
|
| Open Data Product Specification (ODPS) |
ODPS community / Linux Foundation |
Data Engineering
|
open
|
71.6
Modernizing
|
| OpenAPI Initiative Overlay and Arazzo |
OpenAPI Initiative / Linux Foundation |
Api Specification
|
open
|
77.4
Current
|
| OpenC2 |
OASIS |
Security
|
open
|
66.7
Modernizing
|
| OpenDocument Format (ODF) |
OASIS / ISO |
Cross Domain
|
spec sold
|
55.0
Modernizing
|
| OpenLineage |
LF AI & Data |
Data Engineering
|
open
|
73.3
Current
|
| OpenSSF Scorecard and SLSA provenance |
OpenSSF |
Software Supply Chain
|
open
|
—
|
| OpenTelemetry Semantic Conventions |
CNCF / OpenTelemetry |
Observability
|
open
|
—
|
| OpenTravel Specification |
OpenTravel Alliance |
Travel
|
open
|
87.2
Current
|
| PATO (Phenotype And Trait Ontology) |
OBO Foundry |
Biology
|
open
|
66.3
Modernizing
|
| PIDX and CIDX |
PIDX International / CIDX |
Energy
|
—
|
—
|
| PRO (Protein Ontology) |
OBO Foundry / PRO Consortium |
Proteomics
|
open
|
69.0
Modernizing
|
| PROV-O |
W3C |
Cross Domain
|
open
|
72.7
Current
|
| Package URL (purl) |
purl-spec community / OpenSSF |
Software Supply Chain
|
open
|
79.6
Current
|
| PhenoPackets |
GA4GH |
Life Sciences
|
—
|
68.8
Modernizing
|
| Postal: UPU standards (S10 tracking, M-series) |
Universal Postal Union |
Postal
|
—
|
43.1
Legacy
|
| RDAP (Registration Data Access Protocol) |
IETF / ICANN |
Internet Infrastructure
|
open
|
53.8
Modernizing
|
| RDF / RDFS (Resource Description Framework) |
W3C |
Cross Domain
|
open
|
64.3
Modernizing
|
| RDF Data Cube vocabulary (Resource Description Framework) |
W3C |
Statistics
|
open
|
69.0
Modernizing
|
| RO (Relation Ontology) |
OBO Foundry |
Cross Domain
|
open
|
66.3
Modernizing
|
| ReqIF (Requirements Interchange Format) |
Object Management Group |
Engineering
|
open
|
58.0
Modernizing
|
| SAM / BAM / CRAM (Sequence Alignment Map) |
GA4GH / hts-specs |
Genomics
|
open
|
—
|
| SARIF (Static Analysis Results Interchange Format) |
OASIS |
Software Development
|
open
|
69.5
Modernizing
|
| SASB Standards |
IFRS Foundation |
Sustainability
|
—
|
—
|
| SBVR (Semantics of Business Vocabulary and Rules) |
Object Management Group |
Cross Domain
|
open
|
58.0
Modernizing
|
| SCIM (System for Cross-domain Identity Management) |
IETF |
Identity
|
open
|
58.3
Modernizing
|
| SDG Indicator Framework (Sustainable Development Goals) |
UN Statistics Division |
Development
|
open
|
—
|
| SDMX (Statistical Data and Metadata eXchange) |
SDMX Sponsors (BIS, ECB, Eurostat, IMF, OECD, UN, World Bank) |
Statistics
|
—
|
67.5
Modernizing
|
| SHACL |
W3C |
Cross Domain
|
open
|
63.3
Modernizing
|
| SIC / ISIC / NACE (industry classifications other than NAICS) |
UN Statistics Division (ISIC) / Eurostat (NACE) / US SEC and UK ONS (SIC) |
Government
|
—
|
—
|
| SKOS (Simple Knowledge Organization System) |
W3C |
Cross Domain
|
open
|
63.0
Modernizing
|
| SNOMED CT |
SNOMED International |
Healthcare
|
licence
|
46.7
Legacy
|
| SNOMED CT Veterinary Extension |
SNOMED International / VTSL |
Veterinary
|
—
|
—
|
| SPDX |
Linux Foundation |
Security
|
open
|
87.1
Current
|
| SPL (Structured Product Labeling) |
HL7 / US FDA |
Pharma
|
—
|
44.6
Legacy
|
| SSN / SOSA (Semantic Sensor Network ontology) |
W3C / OGC |
Iot
|
open
|
63.0
Modernizing
|
| STATO (Statistical Methods Ontology) |
OBO Foundry / STATO project |
Statistics
|
open
|
—
|
| SensorML / Observations & Measurements (O&M) |
Open Geospatial Consortium |
Earth Science
|
open
|
60.5
Modernizing
|
| Smart Data Models initiative |
FIWARE / TM Forum / IUDX / OASC |
Smart Cities
|
open
|
69.2
Modernizing
|
| Solid data model / Linked Data Platform |
Solid Project / W3C |
Cross Domain
|
open
|
79.0
Current
|
| SportsML |
IPTC |
Sports
|
—
|
46.9
Legacy
|
| TOSCA (Topology and Orchestration Specification for Cloud Applications) |
OASIS |
Cloud
|
open
|
68.0
Modernizing
|
| Thema and BISAC subject codes |
EDItEUR / BISG |
Publishing
|
licence
|
37.7
Legacy
|
| Tourism: OpenTravel and Alliance for Travel Tech schemas |
OpenTravel Alliance / EU Tourism Data Space |
Travel
|
open
|
87.2
Current
|
| UBL (Universal Business Language) |
OASIS |
Trade
|
open
|
62.0
Modernizing
|
| UO (Units of Measurement Ontology) |
OBO Foundry |
Cross Domain
|
open
|
66.3
Modernizing
|
| UPU S42 international addressing (Universal Postal Union) |
Universal Postal Union |
Addressing
|
—
|
43.1
Legacy
|
| US Core Implementation Guide |
HL7 International |
Healthcare
|
open
|
69.3
Modernizing
|
| Uberon multi-species anatomy ontology |
OBO Foundry / Uberon project |
Biology
|
open
|
66.3
Modernizing
|
| Unicode CLDR |
Unicode Consortium |
Localization
|
open
|
64.5
Modernizing
|
| Unicode UTS |
Unicode Consortium |
Localization
|
open
|
60.2
Modernizing
|
| VCF (Variant Call Format) |
GA4GH / hts-specs |
Genomics
|
open
|
—
|
| VIAF (Virtual International Authority File) |
OCLC |
Library
|
open
|
—
|
| Vertebrate Trait Ontology (VT) |
OBO Foundry / Rat Genome Database |
Animal Science
|
open
|
66.3
Modernizing
|
| VoID (Vocabulary of Interlinked Datasets) |
W3C |
Cross Domain
|
open
|
63.0
Modernizing
|
| W3C CSV on the Web (CSVW) |
W3C |
Cross Domain
|
open
|
73.1
Current
|
| W3C Decentralized Identifiers (DIDs) |
W3C |
Identity
|
open
|
67.1
Modernizing
|
| W3C ORG ontology |
W3C |
Cross Domain
|
open
|
71.0
Modernizing
|
| W3C Time Ontology in OWL |
W3C / OGC |
Cross Domain
|
open
|
67.1
Modernizing
|
| W3C Verifiable Credentials Data Model |
W3C |
Identity
|
open
|
79.0
Current
|
| W3C Web Annotation Data Model |
W3C |
Cross Domain
|
open
|
63.0
Modernizing
|
| W3C Web of Things Thing Description |
W3C |
Iot
|
open
|
78.4
Current
|
| WBCSD PACT Pathfinder Framework (World Business Council for Sustainable Development) |
WBCSD |
Sustainability
|
licence
|
—
|
| WCO Data Model (World Customs Organization) |
World Customs Organization |
Customs
|
—
|
43.1
Legacy
|
| WHO International Health Regulations reporting (World Health Organization) |
World Health Organization |
Public Health
|
open
|
67.6
Modernizing
|
| WITSML / PRODML / RESQML (Energistics) |
Energistics / The Open Group |
Energy
|
—
|
50.0
Modernizing
|
| WMO / OGC WIS 2.0 metadata and BUFR/GRIB (World Meteorological Organization) |
World Meteorological Organization |
Meteorology
|
licence
|
—
|
| Water: WaterML / OGC and Open Geospatial hydrology |
Open Geospatial Consortium / WMO |
Water
|
open
|
63.5
Modernizing
|
| WordNet |
Princeton University / Global WordNet Association |
Linguistics
|
open
|
—
|
| X.509 / PKIX certificate profile |
ITU-T / IETF |
Security
|
spec sold
|
43.0
Legacy
|
| X3D / Web3D |
Web3D Consortium / ISO |
3D Graphics
|
spec sold
|
37.3
Legacy
|
| XACML |
OASIS |
Security
|
open
|
68.0
Modernizing
|
| XBRL |
XBRL International |
Finance
|
—
|
—
|
| XBRL GL (Global Ledger) |
XBRL International |
Finance
|
—
|
—
|
| XLIFF |
OASIS |
Localization
|
open
|
42.7
Legacy
|
| XMI (XML Metadata Interchange) |
Object Management Group |
Cross Domain
|
open
|
58.0
Modernizing
|
| XML Schema (XSD) |
W3C |
Cross Domain
|
open
|
78.0
Current
|
| XMP (Extensible Metadata Platform) / ISO 16684 |
Adobe / ISO |
Cross Domain
|
spec sold
|
58.0
Modernizing
|
| YANG data models (IETF) |
IETF |
Networking
|
open
|
63.4
Modernizing
|
| bSDD (buildingSMART Data Dictionary) |
buildingSMART International |
Construction
|
open
|
81.1
Current
|
| ebXML |
OASIS / UN/CEFACT |
Trade
|
open
|
69.5
Modernizing
|
| iCalendar / jCal (RFC 5545, 7265) |
IETF |
Cross Domain
|
open
|
—
|
| mCODE (Minimal Common Oncology Data Elements) |
HL7 / ASCO |
Healthcare
|
open
|
83.0
Current
|
| openEHR Archetypes / Reference Model |
openEHR International |
Healthcare
|
open
|
85.2
Current
|
| schema.org Dataset / Google Dataset Search |
W3C Schema.org Community Group |
Cross Domain
|
open
|
78.0
Current
|
| schema.org Product / Offer vocabulary |
W3C Schema.org Community Group |
Cross Domain
|
open
|
67.9
Modernizing
|
| vCard / jCard (RFC 6350, 7095) |
IETF |
Cross Domain
|
open
|
48.0
Legacy
|
