| 360Giving Data Standard |
360Giving |
Nonprofit |
Exchange Schema |
open
|
—
|
| ABCD Schema (Access to Biological Collection Data) |
TDWG |
Biodiversity |
Exchange Schema |
open
|
—
|
| ACORD Standards |
ACORD |
Insurance |
Exchange Schema |
licence
|
37.2
Legacy
|
| ACTUS (Algorithmic Contract Types Unified Standards) |
ACTUS Financial Research Foundation |
Finance |
Information Model |
open
|
—
|
| ADAPT (Ag Data Application Programming Toolkit) |
AgGateway |
Agriculture |
Information Model |
spec sold
|
—
|
| ADMS (Asset Description Metadata Schema) |
W3C / European Commission |
Government |
Metadata Model |
open
|
65.4
Modernizing
|
| AGROVOC |
FAO of the United Nations |
Agriculture |
Code System |
open
|
69.0
Modernizing
|
| AIXM (Aeronautical Information Exchange Model) |
EUROCONTROL / FAA |
Aviation |
Information Model |
spec sold
|
30.7
Legacy
|
| ARIADNE archaeological data model |
ARIADNE Research Infrastructure |
Archaeology |
Metadata Model |
licence
|
—
|
| ARTS Operational Data Model (retail) |
National Retail Federation |
Retail |
Information Model |
—
|
—
|
| ASAM OpenDRIVE / OpenSCENARIO |
ASAM e.V. |
Automotive |
Information Model |
licence
|
35.6
Legacy
|
| ASD S-Series (S2000M, S3000L, S5000F, SX000i) |
AeroSpace and Defence Industries Associatio... |
Defense |
Information Model |
—
|
—
|
| ASHRAE 223P Semantic Data Model |
ASHRAE |
Built Environment |
Ontology / Vocabulary |
spec sold
|
41.4
Legacy
|
| ATA Spec 2000 / iSpec 2200 |
Airlines for America (A4A) |
Aviation |
Exchange Schema |
spec sold
|
—
|
| ATC Classification |
WHO Collaborating Centre for Drug Statistic... |
Pharma |
Code System |
spec sold
|
—
|
| AUTOSAR |
AUTOSAR Development Partnership |
Automotive |
Reference Architecture |
open
|
—
|
| AdCOM (Advertising Common Object Model) |
IAB Tech Lab |
Advertising |
Information Model |
open
|
74.0
Current
|
| Adobe Experience Data Model (XDM) |
Adobe (open-sourced schemas) |
Marketing |
Information Model |
licence
|
57.8
Modernizing
|
| AgStack Asset Registry / field boundaries |
AgStack Foundation (Linux Foundation) |
Agriculture |
Information Model |
open
|
—
|
| Akoma Ntoso |
OASIS LegalDocML TC |
Legislative |
Information Model |
open
|
76.0
Current
|
| Allotrope Data Format and Foundation Taxonomies |
Allotrope Foundation |
Laboratory |
Information Model |
spec sold
|
—
|
| AnIML (Analytical Information Markup Language) |
ASTM International |
Laboratory |
Exchange Schema |
spec sold
|
28.2
Legacy
|
| Asset Administration Shell (AAS) |
Industrial Digital Twin Association / Platt... |
Manufacturing |
Information Model |
—
|
—
|
| B2MML |
MESA International |
Manufacturing |
Exchange Schema |
open
|
46.5
Legacy
|
| BACnet object model |
ASHRAE / ISO 16484-5 |
Built Environment |
Information Model |
spec sold
|
50.0
Modernizing
|
| BCF (BIM Collaboration Format) |
buildingSMART International |
Construction |
Exchange Schema |
open
|
56.7
Modernizing
|
| BFO (Basic Formal Ontology) |
BFO community / ISO IEC 21838-2 |
Cross Domain |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| BIAN Service Landscape |
BIAN |
Finance |
Reference Architecture |
—
|
—
|
| BIBFRAME |
Library of Congress |
Library |
Ontology / Vocabulary |
open
|
65.6
Modernizing
|
| BIBO (Bibliographic Ontology) |
Bibliographic Ontology community |
Scholarly |
Ontology / Vocabulary |
open
|
76.1
Current
|
| BIDS (Brain Imaging Data Structure) |
BIDS community / INCF |
Neuroscience |
Metadata Model |
open
|
71.7
Modernizing
|
| BODS (Beneficial Ownership Data Standard) |
Open Ownership |
Government |
Information Model |
open
|
—
|
| BPMN |
Object Management Group |
Cross Domain |
Metadata Model |
open
|
58.0
Modernizing
|
| Basel Convention waste codes |
Basel Convention Secretariat / UNEP |
Waste |
Code System |
—
|
—
|
| Bioschemas |
Bioschemas community / ELIXIR |
Life Sciences |
Ontology / Vocabulary |
open
|
66.7
Modernizing
|
| Bluetooth GATT profiles and services |
Bluetooth SIG |
Iot |
Information Model |
open
|
—
|
| BrAPI (Breeding API) |
BrAPI Community |
Agriculture |
Exchange Schema |
—
|
71.4
Modernizing
|
| Brick Schema |
Brick Consortium |
Built Environment |
Ontology / Vocabulary |
open
|
—
|
| Broadband Forum TR-181 / USP data model |
Broadband Forum |
Networking |
Information Model |
—
|
—
|
| C2PA Content Credentials |
Coalition for Content Provenance and Authen... |
Media |
Information Model |
open
|
—
|
| CACAO Security Playbooks |
OASIS |
Security |
Information Model |
open
|
83.0
Current
|
| CAIP (Chain Agnostic Improvement Proposals) |
Chain Agnostic Standards Alliance |
Crypto |
Code System |
—
|
—
|
| CAMARA |
Linux Foundation / GSMA |
Telecom |
Exchange Schema |
open
|
—
|
| CAPE-OPEN |
CO-LaN |
Chemical Engineering |
Information Model |
—
|
—
|
| CARO (Common Anatomy Reference Ontology) |
OBO Foundry |
Biology |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| CASE (Competencies and Academic Standards Exchange) |
1EdTech |
Education |
Exchange Schema |
—
|
56.8
Modernizing
|
| CCSDS Orbit Data Messages (OEM / OMM / CDM) |
CCSDS |
Space |
Exchange Schema |
—
|
—
|
| CDF / InChI / MOL / SMILES chemical identifiers |
IUPAC / Daylight |
Chemistry |
Code System |
open
|
71.2
Modernizing
|
| CDISC ADaM |
CDISC |
Life Sciences |
Information Model |
—
|
54.5
Modernizing
|
| CDISC CDASH |
CDISC |
Life Sciences |
Information Model |
—
|
54.5
Modernizing
|
| CDISC ODM-XML |
CDISC |
Life Sciences |
Exchange Schema |
—
|
54.5
Modernizing
|
| CDISC SDTM |
CDISC |
Life Sciences |
Information Model |
—
|
54.5
Modernizing
|
| CEDS (Common Education Data Standards) |
US Department of Education |
Education |
Information Model |
—
|
—
|
| CF Conventions (Climate and Forecast metadata) |
CF Conventions Committee |
Climate |
Metadata Model |
open
|
55.6
Modernizing
|
| CIDOC CRM |
ICOM / CIDOC |
Cultural Heritage |
Ontology / Vocabulary |
open
|
65.3
Modernizing
|
| CIF (Crystallographic Information Framework) |
International Union of Crystallography |
Chemistry |
Information Model |
open
|
50.8
Modernizing
|
| CL (Cell Ontology) |
OBO Foundry |
Biology |
Ontology / Vocabulary |
open
|
69.9
Modernizing
|
| CLR / Open Badges / Verifiable Credentials for education |
1EdTech |
Education |
Information Model |
—
|
55.7
Modernizing
|
| CMIP Data Reference Syntax |
WCRP / PCMDI |
Climate |
Metadata Model |
—
|
—
|
| CML (Chemical Markup Language) |
CML community |
Chemistry |
Exchange Schema |
open
|
59.0
Modernizing
|
| CMMN (Case Management Model and Notation) |
Object Management Group |
Cross Domain |
Metadata Model |
open
|
58.0
Modernizing
|
| COBie (Construction Operations Building Information Exchange) |
buildingSMART / NIBS |
Construction |
Exchange Schema |
—
|
—
|
| COICOP / CPC / HS product classifications |
UN Statistics Division |
Statistics |
Code System |
open
|
—
|
| COVESA Vehicle Signal Specification (VSS) |
COVESA |
Automotive |
Information Model |
—
|
63.6
Modernizing
|
| CPMI-IOSCO Critical Data Elements (UTI, UPI, CDE) |
CPMI-IOSCO / ANNA-DSB |
Finance |
Information Model |
—
|
—
|
| CPT and HCPCS |
American Medical Association / CMS |
Healthcare |
Code System |
licence
|
—
|
| CRIRSCO reporting template (mineral reserves) |
CRIRSCO |
Mining |
Information Model |
—
|
—
|
| CSAF (Common Security Advisory Framework) |
OASIS |
Security |
Exchange Schema |
open
|
—
|
| CUSIP / SEDOL |
CUSIP Global Services / LSEG |
Finance |
Code System |
licence
|
—
|
| Caliper Analytics |
1EdTech |
Education |
Information Model |
—
|
—
|
| Catena-X data models |
Catena-X Automotive Network |
Automotive |
Information Model |
—
|
—
|
| Cellosaurus |
SIB Swiss Institute of Bioinformatics |
Medical Biotechnology |
Code System |
spec sold
|
49.2
Legacy
|
| ChEBI |
EMBL-EBI |
Chemistry |
Ontology / Vocabulary |
—
|
67.5
Modernizing
|
| CityGML |
Open Geospatial Consortium |
Built Environment |
Information Model |
open
|
61.4
Modernizing
|
| CityJSON |
Open Geospatial Consortium / TU Delft |
Built Environment |
Exchange Schema |
open
|
62.9
Modernizing
|
| ClaimReview |
schema.org / Duke Reporters' Lab |
News |
Exchange Schema |
—
|
75.0
Current
|
| CloudEvents |
CNCF |
Cross Domain |
Exchange Schema |
open
|
73.0
Current
|
| CoSWID / SWID tags |
IETF / ISO/IEC 19770-2 |
Software Supply Chain |
Information Model |
spec sold
|
55.0
Modernizing
|
| Creative Commons Rights Expression Language (ccREL) |
Creative Commons / W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
65.4
Modernizing
|
| Credential Engine CTDL |
Credential Engine |
HR |
Ontology / Vocabulary |
open
|
85.6
Current
|
| Croissant (ML dataset metadata) |
MLCommons |
AI |
Metadata Model |
—
|
—
|
| Crop Ontology |
CGIAR / Crop Ontology Consortium |
Agriculture |
Ontology / Vocabulary |
open
|
60.3
Modernizing
|
| Crossref metadata schema |
Crossref |
Scholarly |
Metadata Model |
open
|
54.9
Modernizing
|
| CycloneDX |
OWASP / Ecma |
Security |
Information Model |
open
|
83.0
Current
|
| DALI |
Digital Illumination Interface Alliance |
Built Environment |
Information Model |
—
|
44.1
Legacy
|
| DATEX II |
CEN TC 278 |
Transportation |
Information Model |
spec sold
|
—
|
| DCAT / DCAT-AP |
W3C / European Commission |
Government |
Metadata Model |
open
|
79.0
Current
|
| DCSA standards (container shipping) |
Digital Container Shipping Association |
Logistics |
Information Model |
—
|
—
|
| DDEX |
DDEX |
Music |
Exchange Schema |
—
|
—
|
| DDI (Data Documentation Initiative) |
DDI Alliance |
Social Science |
Metadata Model |
open
|
52.3
Modernizing
|
| DEXPI |
DEXPI Initiative |
Chemical Engineering |
Information Model |
open
|
55.6
Modernizing
|
| DICOM |
NEMA / DICOM Standards Committee |
Healthcare |
Information Model |
spec sold
|
38.9
Legacy
|
| DITA |
OASIS |
Technical Documentation |
Information Model |
open
|
68.0
Modernizing
|
| DMN (Decision Model and Notation) |
Object Management Group |
Cross Domain |
Metadata Model |
open
|
64.3
Modernizing
|
| DMTF CIM (Common Information Model) |
DMTF |
IT Infrastructure |
Information Model |
—
|
40.9
Legacy
|
| DOAP (Description of a Project) |
DOAP community |
Software Development |
Ontology / Vocabulary |
open
|
82.2
Current
|
| DOID (Human Disease Ontology) |
Disease Ontology project |
Healthcare |
Ontology / Vocabulary |
open
|
84.5
Current
|
| DQV (Data Quality Vocabulary) |
W3C |
Data Engineering |
Metadata Model |
open
|
70.0
Modernizing
|
| DTDL (Digital Twins Definition Language) |
Microsoft (open specification) |
Digital Twin |
Information Model |
open
|
80.7
Current
|
| DTI (Digital Token Identifier) ISO 24165 |
DTIF / ANNA |
Crypto |
Code System |
—
|
—
|
| Da Vinci Project Implementation Guides |
HL7 Da Vinci Project |
Healthcare |
Exchange Schema |
licence
|
27.1
Closed-era
|
| Darwin Core |
Biodiversity Information Standards (TDWG) |
Biodiversity |
Information Model |
open
|
66.3
Modernizing
|
| Data Vault 2.0 |
Dan Linstedt / Data Vault Alliance |
Cross Domain |
Metadata Model |
—
|
—
|
| DataCite Metadata Schema |
DataCite |
Scholarly |
Metadata Model |
open
|
65.4
Modernizing
|
| Dewey Decimal Classification (DDC) |
OCLC |
Library |
Code System |
licence
|
38.0
Legacy
|
| Digital Product Passport (ESPR) |
European Commission / CEN-CENELEC |
Sustainability |
Information Model |
spec sold
|
—
|
| Dublin Core / DCMI Metadata Terms |
Dublin Core Metadata Initiative |
Metadata |
Metadata Model |
open
|
71.4
Modernizing
|
| EAD (Encoded Archival Description) |
Society of American Archivists / LoC |
Archives |
Exchange Schema |
—
|
57.1
Modernizing
|
| EARL (Evaluation and Report Language) |
W3C |
Accessibility |
Exchange Schema |
open
|
61.7
Modernizing
|
| EBUCore |
European Broadcasting Union |
Broadcast |
Metadata Model |
—
|
—
|
| ECDC TESSy |
European Centre for Disease Prevention and ... |
Public Health |
Exchange Schema |
spec sold
|
—
|
| ECLASS |
ECLASS e.V. |
Manufacturing |
Code System |
licence
|
—
|
| ECLI (European Case Law Identifier) |
European Commission / Council of the EU |
Legal |
Code System |
open
|
—
|
| ECO (Evidence and Conclusion Ontology) |
OBO Foundry / ECO project |
Life Sciences |
Ontology / Vocabulary |
open
|
73.1
Current
|
| EDXL (Emergency Data Exchange Language) / CAP |
OASIS |
Public Safety |
Exchange Schema |
open
|
69.5
Modernizing
|
| EEBus SPINE |
EEBus Initiative |
Energy |
Information Model |
—
|
—
|
| EIDR |
Entertainment Identifier Registry Association |
Media |
Code System |
—
|
—
|
| EML (Ecological Metadata Language) |
Ecological Society of America / NCEAS |
Ecology |
Metadata Model |
open
|
81.0
Current
|
| EMMO (Elementary Multiperspective Material Ontology) |
EMMC / EMMO consortium |
Materials |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| ENVO (Environment Ontology) |
OBO Foundry / EnvO project |
Ecology |
Ontology / Vocabulary |
open
|
69.0
Modernizing
|
| EPUB and EPUB Accessibility metadata |
W3C |
Publishing |
Metadata Model |
open
|
73.3
Current
|
| ESRS / CSRD XBRL taxonomy |
EFRAG / European Commission |
Sustainability |
Exchange Schema |
open
|
55.6
Modernizing
|
| ETSI NFV descriptors (VNFD / NSD) |
ETSI ISG NFV |
Telecom |
Information Model |
—
|
—
|
| EU AI Act technical documentation requirements |
European Commission |
AI |
Metadata Model |
open
|
—
|
| EU Core Vocabularies (Person, Business, Location, Criterion) |
European Commission (SEMIC) |
Government |
Ontology / Vocabulary |
open
|
53.5
Modernizing
|
| EU Taxonomy for sustainable activities |
European Commission |
Sustainability |
Code System |
open
|
—
|
| EUDI Wallet Architecture and Reference Framework |
European Commission |
Identity |
Information Model |
open
|
80.6
Current
|
| EUDR (EU Deforestation Regulation) due diligence statements |
European Commission |
Forestry |
Exchange Schema |
open
|
—
|
| Ed-Fi Data Standard |
Ed-Fi Alliance |
Education |
Information Model |
—
|
—
|
| Egeria open metadata types |
LF AI & Data |
Data Engineering |
Information Model |
open
|
63.3
Modernizing
|
| Elastic Common Schema (ECS) |
Elastic / OpenTelemetry |
Observability |
Information Model |
—
|
72.2
Current
|
| EuroVoc |
Publications Office of the European Union |
Government |
Code System |
—
|
—
|
| Europass / European Learning Model |
European Commission |
Education |
Information Model |
open
|
—
|
| Event Ontology |
Centre for Digital Music, QMUL |
Cross Domain |
Ontology / Vocabulary |
open
|
66.2
Modernizing
|
| FDA FSMA 204 Food Traceability Key Data Elements |
US Food and Drug Administration |
Food |
Information Model |
—
|
—
|
| FDX (Financial Data Exchange) |
Financial Data Exchange |
Finance |
Exchange Schema |
—
|
58.0
Modernizing
|
| FGDC CSDGM |
US Federal Geographic Data Committee |
Geospatial |
Metadata Model |
—
|
48.4
Legacy
|
| FIBO (Financial Industry Business Ontology) |
EDM Council / OMG |
Finance |
Ontology / Vocabulary |
—
|
76.1
Current
|
| FIGI (Financial Instrument Global Identifier) |
Object Management Group / Bloomberg |
Finance |
Code System |
open
|
—
|
| FINREP / COREP (EBA reporting taxonomies) |
European Banking Authority |
Finance |
Exchange Schema |
—
|
—
|
| FITS (Flexible Image Transport System) |
IAU FITS Working Group |
Astronomy |
Information Model |
open
|
55.6
Modernizing
|
| FIXM (Flight Information Exchange Model) |
FIXM Change Control Board / ICAO |
Aviation |
Information Model |
spec sold
|
32.1
Legacy
|
| FMS Standard (commercial vehicle fleet data) |
FMS Standard Working Group / ACEA |
Automotive |
Exchange Schema |
—
|
—
|
| FOAF |
FOAF project |
Cross Domain |
Ontology / Vocabulary |
open
|
67.0
Modernizing
|
| FOCUS (FinOps Open Cost and Usage Specification) |
FinOps Foundation (Linux Foundation) |
Finops |
Information Model |
open
|
64.7
Modernizing
|
| FSC and PEFC chain of custody data |
Forest Stewardship Council / PEFC |
Forestry |
Information Model |
—
|
—
|
| Factur-X / ZUGFeRD |
FNFE-MPE / FeRD |
E Invoicing |
Exchange Schema |
—
|
45.5
Legacy
|
| FollowTheMoney (OpenSanctions) |
OpenSanctions / OCCRP |
Government |
Information Model |
open
|
—
|
| FoodOn |
FoodOn Consortium / OBO Foundry |
Food |
Ontology / Vocabulary |
open
|
—
|
| FpML (Financial products Markup Language) |
ISDA |
Finance |
Exchange Schema |
open
|
58.0
Modernizing
|
| Frictionless Data Package / Table Schema |
Open Knowledge Foundation |
Cross Domain |
Metadata Model |
open
|
—
|
| GA4GH Data Models (Beacon, DRS, Passports) |
Global Alliance for Genomics and Health |
Life Sciences |
Exchange Schema |
—
|
61.9
Modernizing
|
| GBFS (General Bikeshare Feed Specification) |
MobilityData |
Mobility |
Exchange Schema |
open
|
74.2
Current
|
| GDST (Global Dialogue on Seafood Traceability) |
Global Dialogue on Seafood Traceability |
Fisheries |
Information Model |
—
|
—
|
| GEDCOM and GEDCOM X |
FamilySearch |
Genealogy |
Exchange Schema |
open
|
50.8
Modernizing
|
| GFF3 / GTF |
Sequence Ontology / community |
Genomics |
Exchange Schema |
open
|
—
|
| GHG Protocol |
WRI / WBCSD |
Sustainability |
Information Model |
—
|
—
|
| GMDN and EMDN device nomenclature |
GMDN Agency / European Commission |
Medical Devices |
Code System |
licence
|
—
|
| GND (Integrated Authority File) |
Deutsche Nationalbibliothek |
Library |
Code System |
open
|
—
|
| GRI Standards |
Global Reporting Initiative |
Sustainability |
Information Model |
—
|
—
|
| GTFS / GTFS-Realtime |
MobilityData |
Transit |
Information Model |
open
|
72.0
Current
|
| Gambling: OpenBet and IBIA integrity data |
various — no dominant open standard |
Gambling |
Exchange Schema |
—
|
—
|
| Gene Ontology |
Gene Ontology Consortium |
Biology |
Ontology / Vocabulary |
open
|
69.0
Modernizing
|
| Generic Longitudinal Business Process Model (GLBPM) |
DDI Alliance |
Social Science |
Reference Architecture |
—
|
41.7
Legacy
|
| GeoJSON |
IETF (RFC 7946) |
Geospatial |
Exchange Schema |
open
|
72.0
Current
|
| GeoPackage |
Open Geospatial Consortium |
Geospatial |
Exchange Schema |
open
|
65.0
Modernizing
|
| Getty Vocabularies (AAT, ULAN, TGN, CONA) |
Getty Research Institute |
Cultural Heritage |
Code System |
licence
|
38.0
Legacy
|
| Global Privacy Control |
GPC / W3C Community Group |
Privacy |
Exchange Schema |
open
|
74.6
Current
|
| GoodRelations |
Martin Hepp / merged into schema.org |
Commerce |
Ontology / Vocabulary |
—
|
63.1
Modernizing
|
| Green Button / ESPI |
Green Button Alliance |
Energy |
Exchange Schema |
—
|
41.7
Legacy
|
| HEDNA hotel electronic distribution standards |
HEDNA |
Hospitality |
Exchange Schema |
—
|
—
|
| HGVS nomenclature |
Human Genome Variation Society |
Genomics |
Code System |
open
|
—
|
| HL7 CDA / C-CDA |
HL7 International |
Healthcare |
Exchange Schema |
licence
|
—
|
| HL7 FHIR |
Health Level Seven International |
Healthcare |
Exchange Schema |
open
|
67.7
Modernizing
|
| HL7 RIM (Reference Information Model) |
HL7 International |
Healthcare |
Information Model |
licence
|
34.1
Legacy
|
| HL7 Version 2 |
HL7 International |
Healthcare |
Exchange Schema |
licence
|
34.1
Legacy
|
| HXL (Humanitarian Exchange Language) |
UN OCHA |
Humanitarian |
Metadata Model |
open
|
—
|
| Harmonized System (HS) codes |
World Customs Organization |
Customs |
Code System |
—
|
—
|
| Hugging Face Dataset Card / DCAT-AI alignment |
Hugging Face / community |
AI |
Metadata Model |
open
|
66.2
Modernizing
|
| IAB Content / Audience / Ad Product Taxonomies |
IAB Tech Lab |
Advertising |
Code System |
open
|
74.0
Current
|
| IANA Time Zone Database |
IANA / tz coordinators |
Cross Domain |
Code System |
—
|
—
|
| IAO (Information Artifact Ontology) |
OBO Foundry |
Cross Domain |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| IATA NDC |
IATA |
Travel |
Exchange Schema |
licence
|
38.5
Legacy
|
| IATI Standard |
IATI / UNDP |
Development |
Exchange Schema |
open
|
64.8
Modernizing
|
| ICAO Doc 9303 machine readable travel documents |
ICAO |
Identity |
Information Model |
spec sold
|
47.9
Legacy
|
| ICAR standards (animal recording) |
International Committee for Animal Recording |
Animal Science |
Exchange Schema |
—
|
—
|
| ICD-11 |
World Health Organization |
Healthcare |
Code System |
open
|
85.7
Current
|
| ICF (International Classification of Functioning) |
World Health Organization |
Healthcare |
Code System |
open
|
67.6
Modernizing
|
| IDEF1X |
NIST (FIPS 184, withdrawn) / community |
Cross Domain |
Metadata Model |
open
|
—
|
| IDS (Information Delivery Specification) |
buildingSMART International |
Construction |
Information Model |
open
|
65.0
Modernizing
|
| IEEE 11073 PHD (Personal Health Devices) |
IEEE |
Medical Devices |
Information Model |
spec sold
|
—
|
| IEEE 11073 SDC (Service-oriented Device Connectivity) |
IEEE |
Medical Devices |
Information Model |
spec sold
|
—
|
| IEEE 1516 HLA / DIS |
IEEE / SISO |
Simulation |
Exchange Schema |
spec sold
|
—
|
| IEEE 2030.5 (Smart Energy Profile) |
IEEE |
Energy |
Exchange Schema |
spec sold
|
—
|
| IETF network topology models (RFC 8345) |
IETF |
Networking |
Information Model |
open
|
54.7
Modernizing
|
| IFC (Industry Foundation Classes) |
buildingSMART International |
Construction |
Information Model |
open
|
70.0
Modernizing
|
| IFRS 17 insurance contracts data requirements |
IFRS Foundation |
Insurance |
Information Model |
—
|
—
|
| IFRS Accounting Taxonomy |
IFRS Foundation |
Finance |
Exchange Schema |
—
|
—
|
| IFRS S1 / S2 (ISSB) taxonomy |
IFRS Foundation / ISSB |
Sustainability |
Exchange Schema |
—
|
—
|
| IHE Technical Frameworks and Profiles |
IHE International |
Healthcare |
Exchange Schema |
—
|
46.8
Legacy
|
| IHO S-100 / S-101 ENC |
International Hydrographic Organization |
Maritime |
Information Model |
—
|
—
|
| IIIF Presentation API |
IIIF Consortium |
Cultural Heritage |
Information Model |
open
|
—
|
| IMF (Interoperable Master Format) SMPTE ST 2067 |
SMPTE |
Media |
Information Model |
spec sold
|
—
|
| IMO Reference Data Model / FAL Compendium |
International Maritime Organization |
Maritime |
Information Model |
—
|
—
|
| INSPIRE Data Specifications |
European Commission / EEA |
Geospatial |
Information Model |
open
|
57.7
Modernizing
|
| IODEF (RFC 7970) |
IETF |
Security |
Exchange Schema |
open
|
60.2
Modernizing
|
| IPC-2581 |
IPC / IPC-2581 Consortium |
Electronics |
Exchange Schema |
spec sold
|
—
|
| IPMS (International Property Measurement Standards) |
IPMS Coalition / RICS |
Real Estate |
Information Model |
—
|
—
|
| IPSO Smart Objects |
OMA SpecWorks |
Iot |
Information Model |
—
|
—
|
| IPTC Media Topics |
IPTC |
News |
Code System |
—
|
46.5
Legacy
|
| IPTC NewsML-G2 and ninjs |
International Press Telecommunications Council |
News |
Exchange Schema |
—
|
45.2
Legacy
|
| IPTC Photo Metadata Standard |
IPTC |
Media |
Metadata Model |
—
|
48.1
Legacy
|
| IRS Form 990 e-file schema |
US Internal Revenue Service |
Nonprofit |
Exchange Schema |
—
|
—
|
| ISA model / ISA-Tab |
ISA community |
Life Sciences |
Metadata Model |
—
|
—
|
| ISA-95 / IEC 62264 |
ISA / IEC |
Manufacturing |
Information Model |
spec sold
|
—
|
| ISBT 128 |
ICCBBA |
Medical Biotechnology |
Code System |
licence
|
—
|
| ISDA CDM (Common Domain Model) |
ISDA / FINOS |
Finance |
Information Model |
—
|
—
|
| ISIN / CFI / FISN (ISO 6166, 10962, 18774) |
ISO / ANNA |
Finance |
Code System |
spec sold
|
—
|
| ISO 10303 STEP / AP242 |
ISO TC 184 SC 4 |
Engineering |
Information Model |
spec sold
|
—
|
| ISO 10303-239 PLCS (Product Life Cycle Support) |
ISO TC 184 SC 4 / OASIS |
Engineering |
Information Model |
spec sold
|
—
|
| ISO 10383 MIC (Market Identifier Codes) |
ISO / SWIFT |
Finance |
Code System |
spec sold
|
36.6
Legacy
|
| ISO 11238 IDMP (Identification of Medicinal Products) |
ISO / EMA / FDA |
Pharma |
Information Model |
spec sold
|
—
|
| ISO 12006 building construction classification framework |
ISO TC 59 |
Construction |
Metadata Model |
spec sold
|
—
|
| ISO 12620 / DatCatInfo data categories |
ISO TC 37 |
Linguistics |
Metadata Model |
spec sold
|
—
|
| ISO 12812 mobile financial services |
ISO TC 68 |
Payments |
Information Model |
spec sold
|
47.7
Legacy
|
| ISO 13606 EHR Communication |
ISO/TC 215 |
Healthcare |
Information Model |
spec sold
|
—
|
| ISO 13616 IBAN |
ISO / SWIFT |
Payments |
Code System |
spec sold
|
—
|
| ISO 14224 reliability and maintenance data |
ISO TC 67 |
Asset Management |
Information Model |
spec sold
|
—
|
| ISO 14817 ITS data registry |
ISO TC 204 |
Transportation |
Metadata Model |
spec sold
|
47.7
Legacy
|
| ISO 15489 records management |
ISO TC 46 SC 11 |
Records Management |
Metadata Model |
spec sold
|
—
|
| ISO 15926 |
ISO TC 184 SC 4 / POSC Caesar |
Chemical Engineering |
Ontology / Vocabulary |
spec sold
|
—
|
| ISO 19086 cloud SLA framework |
ISO/IEC JTC1 SC38 |
Cloud |
Information Model |
spec sold
|
46.0
Legacy
|
| ISO 19107 / 19109 Spatial Schema and General Feature Model |
ISO/TC 211 |
Geospatial |
Information Model |
spec sold
|
—
|
| ISO 19115 Geographic Metadata |
ISO/TC 211 |
Geospatial |
Metadata Model |
spec sold
|
46.0
Legacy
|
| ISO 19160 addressing |
ISO/TC 211 |
Cross Domain |
Information Model |
spec sold
|
—
|
| ISO 20275 Entity Legal Forms |
ISO / GLEIF |
Finance |
Code System |
spec sold
|
50.0
Modernizing
|
| ISO 21090 Healthcare Datatypes |
ISO / HL7 |
Healthcare |
Information Model |
spec sold
|
31.7
Legacy
|
| ISO 24510 water services |
ISO TC 224 |
Water |
Information Model |
spec sold
|
47.7
Legacy
|
| ISO 30414 human capital reporting |
ISO TC 260 |
HR |
Information Model |
spec sold
|
—
|
| ISO 3166 / 4217 / 639 country, currency, language codes |
ISO |
Cross Domain |
Code System |
spec sold
|
29.6
Legacy
|
| ISO 37120 city indicators |
ISO TC 268 |
Smart Cities |
Information Model |
spec sold
|
—
|
| ISO 41011 facility management |
ISO TC 267 |
Facilities |
Information Model |
spec sold
|
47.7
Legacy
|
| ISO 80000 quantities and units |
ISO / IEC |
Cross Domain |
Code System |
spec sold
|
—
|
| ISO 8583 |
ISO |
Payments |
Exchange Schema |
spec sold
|
—
|
| ISO 8601 date and time |
ISO |
Cross Domain |
Code System |
spec sold
|
—
|
| ISO 9362 BIC |
ISO / SWIFT |
Finance |
Code System |
spec sold
|
—
|
| ISO/IEC 11179 Metadata Registries |
ISO/IEC JTC1 SC32 |
Cross Domain |
Metadata Model |
spec sold
|
—
|
| ISO/IEC 18013-5 mDL (mobile driving licence) |
ISO/IEC JTC1 SC17 |
Identity |
Information Model |
spec sold
|
—
|
| ISO/IEC 19505 / 19507 (UML, OCL) |
ISO/IEC JTC1 SC7 / OMG |
Cross Domain |
Metadata Model |
spec sold
|
—
|
| ISOBUS / ISO 11783 |
AEF / ISO TC 23 SC 19 |
Agriculture |
Exchange Schema |
spec sold
|
42.0
Legacy
|
| IT4IT Reference Architecture |
The Open Group |
IT Operations |
Reference Architecture |
—
|
—
|
| IVMS 101 (Travel Rule messaging) |
InterVASP / Joint Working Group |
Crypto |
Information Model |
—
|
—
|
| IVOA Data Models (ObsCore, VOTable, etc.) |
International Virtual Observatory Alliance |
Astronomy |
Information Model |
—
|
58.3
Modernizing
|
| IWXXM (ICAO Meteorological Information Exchange Model) |
WMO / ICAO |
Aviation |
Information Model |
spec sold
|
—
|
| Iceberg REST Catalog and table metadata |
Apache Software Foundation |
Data Engineering |
Metadata Model |
—
|
—
|
| Iconclass |
Henri van de Waal Foundation / RKD |
Cultural Heritage |
Code System |
open
|
—
|
| InPhO (Indiana Philosophy Ontology) |
Indiana University |
Philosophy |
Ontology / Vocabulary |
licence
|
—
|
| IndoorGML |
Open Geospatial Consortium |
Built Environment |
Information Model |
open
|
53.5
Modernizing
|
| Inline XBRL (iXBRL) and ESEF |
XBRL International / ESMA |
Finance |
Exchange Schema |
—
|
—
|
| JATS (Journal Article Tag Suite) |
NISO |
Scholarly |
Exchange Schema |
open
|
—
|
| JMAP |
IETF |
Messaging |
Information Model |
open
|
77.3
Current
|
| JORC / NI 43-101 / SAMREC / PERC reporting codes |
JORC / CIM / SAMREC / PERC (CRIRSCO family) |
Mining |
Information Model |
—
|
—
|
| JSCalendar / JSContact |
IETF |
Cross Domain |
Information Model |
open
|
55.9
Modernizing
|
| JSON Schema |
OpenJS Foundation / IETF |
Cross Domain |
Exchange Schema |
open
|
76.9
Current
|
| JSON Structure |
JSON Structure community |
Cross Domain |
Exchange Schema |
—
|
68.7
Modernizing
|
| JSON-LD |
W3C |
Cross Domain |
Exchange Schema |
open
|
65.0
Modernizing
|
| KMIP (Key Management Interoperability Protocol) |
OASIS |
Security |
Information Model |
open
|
68.0
Modernizing
|
| KML |
Open Geospatial Consortium |
Geospatial |
Exchange Schema |
open
|
59.0
Modernizing
|
| LADM (ISO 19152 Land Administration Domain Model) |
ISO TC 211 |
Real Estate |
Information Model |
spec sold
|
—
|
| LEDES |
LEDES Oversight Committee |
Legal |
Exchange Schema |
open
|
50.5
Modernizing
|
| LEI (Legal Entity Identifier) / ISO 17442 |
GLEIF |
Finance |
Code System |
—
|
56.9
Modernizing
|
| LIDO (Lightweight Information Describing Objects) |
ICOM-CIDOC |
Cultural Heritage |
Exchange Schema |
—
|
—
|
| LOINC |
Regenstrief Institute |
Healthcare |
Code System |
open
|
60.7
Modernizing
|
| LanguaL |
LanguaL / EuroFIR |
Food |
Code System |
—
|
44.6
Legacy
|
| LegalRuleML |
OASIS |
Legal |
Information Model |
open
|
72.0
Current
|
| Lexical Markup Framework (ISO 24613) |
ISO TC 37 |
Linguistics |
Information Model |
spec sold
|
—
|
| Library of Congress Classification (LCC) |
Library of Congress |
Library |
Code System |
open
|
43.2
Legacy
|
| Linked Art |
Linked Art community |
Cultural Heritage |
Ontology / Vocabulary |
open
|
70.0
Modernizing
|
| MARC 21 |
Library of Congress |
Library |
Exchange Schema |
open
|
62.0
Modernizing
|
| MDS (Mobility Data Specification) |
Open Mobility Foundation |
Mobility |
Exchange Schema |
—
|
—
|
| MEF LSO / Service Model |
MEF Forum |
Telecom |
Information Model |
—
|
—
|
| MEI (Music Encoding Initiative) |
Music Encoding Initiative |
Music |
Exchange Schema |
—
|
—
|
| METS / MODS / PREMIS |
Library of Congress |
Archives |
Metadata Model |
open
|
61.7
Modernizing
|
| MIABIS (Minimum Information About BIobank data Sharing) |
BBMRI-ERIC |
Medical Biotechnology |
Metadata Model |
—
|
—
|
| MIAPPE (plant phenotyping) |
ELIXIR / MIAPPE community |
Agriculture |
Metadata Model |
—
|
—
|
| MIMOSA CCOM (Common Conceptual Object Model) |
MIMOSA |
Asset Management |
Information Model |
open
|
61.4
Modernizing
|
| MISMO |
MISMO (Mortgage Bankers Association) |
Mortgage |
Information Model |
open
|
74.4
Current
|
| MISMO Commercial / BOMA standards |
BOMA International |
Real Estate |
Information Model |
—
|
—
|
| MISP core format |
MISP Project / CIRCL |
Security |
Exchange Schema |
—
|
—
|
| MLCommons AI Safety / risk taxonomies |
MLCommons / NIST AI RMF |
AI |
Code System |
—
|
—
|
| MLflow / OpenInference tracing schemas |
OpenTelemetry GenAI SIG / Arize |
AI |
Information Model |
open
|
—
|
| MONDO Disease Ontology |
Monarch Initiative |
Healthcare |
Ontology / Vocabulary |
open
|
73.1
Current
|
| MPEG-7 / MPEG-21 |
ISO/IEC JTC1 SC29 (MPEG) |
Media |
Metadata Model |
spec sold
|
—
|
| MTConnect |
MTConnect Institute |
Manufacturing |
Information Model |
spec sold
|
40.9
Legacy
|
| MUD (Manufacturer Usage Description) |
IETF |
Iot |
Information Model |
open
|
58.5
Modernizing
|
| MUDDI (Model for Underground Data Definition and Integration) |
Open Geospatial Consortium |
Built Environment |
Information Model |
open
|
—
|
| MathML |
W3C |
Mathematics |
Exchange Schema |
open
|
62.2
Modernizing
|
| Mathematics Subject Classification (MSC) |
American Mathematical Society / zbMATH |
Mathematics |
Code System |
licence
|
—
|
| MeSH (Medical Subject Headings) |
US National Library of Medicine |
Healthcare |
Code System |
open
|
—
|
| MoReq and DoD 5015.2 |
DLM Forum / US DoD |
Records Management |
Information Model |
—
|
47.7
Legacy
|
| Model Cards / Data Cards |
community / Google / Hugging Face |
AI |
Metadata Model |
open
|
70.4
Modernizing
|
| Model Context Protocol |
Anthropic / MCP community |
AI |
Exchange Schema |
open
|
74.6
Current
|
| MovieLabs Common Metadata (MDDF) |
MovieLabs |
Media |
Metadata Model |
—
|
—
|
| MovieLabs Ontology for Media Creation (OMC) |
MovieLabs |
Media |
Ontology / Vocabulary |
—
|
—
|
| MultiSpeak |
NRECA |
Energy |
Exchange Schema |
—
|
40.9
Legacy
|
| MusicBrainz schema |
MetaBrainz Foundation |
Music |
Information Model |
open
|
55.9
Modernizing
|
| MusicXML |
W3C Music Notation Community Group |
Music |
Exchange Schema |
open
|
48.1
Legacy
|
| NAIC statutory financial statement blanks |
National Association of Insurance Commissio... |
Insurance |
Exchange Schema |
spec sold
|
—
|
| NAICS / SIC / ISIC / NACE |
US Census / UN / Eurostat |
Government |
Code System |
spec sold
|
44.4
Legacy
|
| NBO (Neuro Behavior Ontology) |
OBO Foundry |
Psychology |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| NCBI Taxonomy (NCBITaxon) |
NCBI / OBO Foundry edition |
Biology |
Code System |
open
|
—
|
| NCPDP SCRIPT |
NCPDP |
Healthcare |
Exchange Schema |
—
|
—
|
| NCPDP Telecommunication Standard |
NCPDP |
Healthcare |
Exchange Schema |
—
|
—
|
| NEMSIS (National EMS Information System) |
NEMSIS Technical Assistance Center / NHTSA |
Emergency Medicine |
Information Model |
open
|
55.7
Modernizing
|
| NENA NG9-1-1 data models |
NENA |
Public Safety |
Information Model |
—
|
70.2
Modernizing
|
| NGSI-LD |
ETSI ISG CIM |
Smart Cities |
Information Model |
open
|
—
|
| NIST Election Results Common Data Format (SP 1500-100) |
NIST / EAC |
Elections |
Exchange Schema |
—
|
58.1
Modernizing
|
| NOMAD metadata schema |
NOMAD Laboratory / FAIRmat |
Materials |
Metadata Model |
—
|
—
|
| NWB (Neurodata Without Borders) |
NWB / Kavli Foundation |
Neuroscience |
Information Model |
open
|
—
|
| Nacha ACH file format |
Nacha |
Payments |
Exchange Schema |
open
|
—
|
| National Drug Code (NDC) |
US Food and Drug Administration |
Pharma |
Code System |
—
|
—
|
| NeTEx / SIRI / Transmodel |
CEN TC278 |
Transit |
Information Model |
spec sold
|
—
|
| Nomisma.org |
Nomisma.org / American Numismatic Society |
Cultural Heritage |
Ontology / Vocabulary |
open
|
63.9
Modernizing
|
| O*NET / ESCO occupational taxonomies |
US DOL / European Commission |
HR |
Code System |
open
|
67.9
Modernizing
|
| OAGIS (Open Applications Group Integration Specification) |
Open Applications Group |
Enterprise |
Exchange Schema |
spec sold
|
63.0
Modernizing
|
| OASIS Electronic Court Filing (ECF) / LegalXML |
OASIS LegalXML |
Legal |
Exchange Schema |
open
|
68.0
Modernizing
|
| OBI (Ontology for Biomedical Investigations) |
OBO Foundry / OBI Consortium |
Life Sciences |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| OBO Foundry ontologies |
OBO Foundry |
Biology |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| OCDS (Open Contracting Data Standard) |
Open Contracting Partnership |
Government |
Exchange Schema |
open
|
—
|
| OCPP / OCPI |
Open Charge Alliance / EVRoaming Foundation |
Energy |
Exchange Schema |
—
|
—
|
| OCSF (Open Cybersecurity Schema Framework) |
OCSF / Linux Foundation |
Security |
Information Model |
open
|
73.0
Current
|
| ODM2 (Observations Data Model 2) |
CUAHSI / ODM2 community |
Earth Science |
Information Model |
—
|
—
|
| ODRL (Open Digital Rights Language) |
W3C |
Cross Domain |
Information Model |
open
|
77.0
Current
|
| OECD CRS and FATCA schemas |
OECD / US IRS |
Tax |
Exchange Schema |
—
|
—
|
| OECD Pillar Two GloBE Information Return |
OECD |
Tax |
Exchange Schema |
—
|
—
|
| OGC 3D Tiles |
Open Geospatial Consortium / Cesium |
Geospatial |
Exchange Schema |
open
|
—
|
| OGC API - Features / Records / EDR |
Open Geospatial Consortium |
Geospatial |
Exchange Schema |
open
|
84.0
Current
|
| OGC GeoSPARQL |
Open Geospatial Consortium / W3C |
Geospatial |
Ontology / Vocabulary |
open
|
70.0
Modernizing
|
| OGC LandInfra / InfraGML |
Open Geospatial Consortium |
Real Estate |
Information Model |
open
|
—
|
| OGC Moving Features |
Open Geospatial Consortium |
Geospatial |
Information Model |
open
|
60.6
Modernizing
|
| OGC SensorThings API |
Open Geospatial Consortium |
Iot |
Information Model |
open
|
—
|
| OGC Simple Features |
Open Geospatial Consortium |
Geospatial |
Information Model |
open
|
—
|
| OGC WaterML 2.0 and HY_Features |
OGC / WMO |
Water |
Information Model |
—
|
—
|
| OME-NGFF / OME-TIFF |
Open Microscopy Environment |
Bioimaging |
Information Model |
open
|
72.8
Current
|
| OMG / Object Management Group insurance and finance models |
Object Management Group |
Finance |
Information Model |
open
|
65.0
Modernizing
|
| OMG MOF and UML |
Object Management Group |
Cross Domain |
Metadata Model |
open
|
64.3
Modernizing
|
| OMG SysML |
Object Management Group |
Engineering |
Metadata Model |
open
|
68.2
Modernizing
|
| OMOP Common Data Model |
OHDSI |
Healthcare |
Information Model |
open
|
74.2
Current
|
| OPC UA Companion Specifications |
OPC Foundation |
Manufacturing |
Information Model |
—
|
—
|
| OPTIMADE |
OPTIMADE Consortium |
Materials |
Exchange Schema |
open
|
70.4
Modernizing
|
| OSCAL |
NIST |
Compliance |
Information Model |
—
|
—
|
| OSCRE Industry Data Model |
OSCRE International |
Real Estate |
Information Model |
licence
|
—
|
| OSDU Data Platform schemas |
The Open Group OSDU Forum |
Energy |
Information Model |
—
|
—
|
| OSHA injury and illness recordkeeping (Forms 300/301) |
US Occupational Safety and Health Administr... |
Occupational Safety |
Information Model |
—
|
—
|
| OSV Schema |
OpenSSF |
Security |
Exchange Schema |
open
|
74.2
Current
|
| OWL (Web Ontology Language) |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
62.9
Modernizing
|
| Odette and VDA automotive standards |
Odette International / VDA |
Automotive |
Exchange Schema |
—
|
71.0
Modernizing
|
| OneRoster |
1EdTech (formerly IMS Global) |
Education |
Exchange Schema |
—
|
44.1
Legacy
|
| OntoLex-Lemon |
W3C Ontology-Lexica Community Group |
Linguistics |
Ontology / Vocabulary |
open
|
61.4
Modernizing
|
| Open Badges |
1EdTech |
Education |
Information Model |
—
|
55.7
Modernizing
|
| Open Data Product Specification (ODPS) |
ODPS community / Linux Foundation |
Data Engineering |
Metadata Model |
open
|
71.6
Modernizing
|
| Open Referral HSDS |
Open Referral |
Social Services |
Information Model |
—
|
—
|
| OpenADR |
OpenADR Alliance |
Energy |
Exchange Schema |
—
|
—
|
| OpenAPI Initiative Overlay and Arazzo |
OpenAPI Initiative / Linux Foundation |
Api Specification |
Exchange Schema |
open
|
77.4
Current
|
| OpenAddresses / GeoNames |
OpenAddresses / GeoNames |
Addressing |
Information Model |
—
|
—
|
| OpenC2 |
OASIS |
Security |
Exchange Schema |
open
|
66.7
Modernizing
|
| OpenConfig models |
OpenConfig (operator consortium) |
Networking |
Information Model |
—
|
—
|
| OpenDocument Format (ODF) |
OASIS / ISO |
Cross Domain |
Exchange Schema |
spec sold
|
55.0
Modernizing
|
| OpenID Connect standard claims |
OpenID Foundation |
Identity |
Information Model |
open
|
74.6
Current
|
| OpenLineage |
LF AI & Data |
Data Engineering |
Information Model |
open
|
73.3
Current
|
| OpenMath |
OpenMath Society |
Mathematics |
Exchange Schema |
open
|
—
|
| OpenRTB |
IAB Tech Lab |
Advertising |
Exchange Schema |
open
|
78.0
Current
|
| OpenSSF Scorecard and SLSA provenance |
OpenSSF |
Software Supply Chain |
Information Model |
open
|
—
|
| OpenStreetMap tagging schema |
OpenStreetMap Foundation / community |
Geospatial |
Ontology / Vocabulary |
open
|
—
|
| OpenTelemetry Semantic Conventions |
CNCF / OpenTelemetry |
Observability |
Ontology / Vocabulary |
open
|
—
|
| OpenTravel Specification |
OpenTravel Alliance |
Travel |
Exchange Schema |
open
|
87.2
Current
|
| OpenUSD (Universal Scene Description) |
Alliance for OpenUSD (Linux Foundation) |
3D Graphics |
Information Model |
open
|
—
|
| Orphanet Rare Disease Ontology (ORDO) |
Orphanet / INSERM |
Healthcare |
Ontology / Vocabulary |
open
|
69.0
Modernizing
|
| Overture Maps schema |
Overture Maps Foundation (Linux Foundation) |
Geospatial |
Information Model |
open
|
—
|
| PATO (Phenotype And Trait Ontology) |
OBO Foundry |
Biology |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| PBCore |
WGBH / PBCore community |
Broadcast |
Metadata Model |
open
|
51.3
Modernizing
|
| PCORnet Common Data Model |
PCORnet |
Healthcare |
Information Model |
—
|
—
|
| PESC standards |
Postsecondary Electronic Standards Council |
Education |
Exchange Schema |
—
|
—
|
| PIDX and CIDX |
PIDX International / CIDX |
Energy |
Exchange Schema |
—
|
—
|
| PO (Plant Ontology) |
Plant Ontology Consortium |
Agriculture |
Ontology / Vocabulary |
open
|
—
|
| PPDM (Professional Petroleum Data Management) |
PPDM Association |
Energy |
Information Model |
—
|
—
|
| PRO (Protein Ontology) |
OBO Foundry / PRO Consortium |
Proteomics |
Ontology / Vocabulary |
open
|
69.0
Modernizing
|
| PROV-O |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
72.7
Current
|
| Package URL (purl) |
purl-spec community / OpenSSF |
Software Supply Chain |
Code System |
open
|
79.6
Current
|
| Peppol BIS |
OpenPeppol |
Trade |
Exchange Schema |
—
|
—
|
| PhenoPackets |
GA4GH |
Life Sciences |
Exchange Schema |
—
|
68.8
Modernizing
|
| Popolo / Open Civic Data |
Popolo project / Open Civic Data |
Government |
Information Model |
open
|
66.2
Modernizing
|
| Postal: UPU standards (S10 tracking, M-series) |
Universal Postal Union |
Postal |
Exchange Schema |
—
|
43.1
Legacy
|
| Project Haystack |
Project Haystack |
Built Environment |
Ontology / Vocabulary |
open
|
72.7
Current
|
| Project Open Data / data.json |
US GSA |
Government |
Metadata Model |
—
|
58.5
Modernizing
|
| Psych-DS |
Psych-DS community |
Psychology |
Metadata Model |
—
|
—
|
| QIF (Quality Information Framework) |
Digital Metrology Standards Consortium / ANSI |
Engineering |
Information Model |
spec sold
|
32.1
Legacy
|
| QTI (Question and Test Interoperability) |
1EdTech |
Education |
Exchange Schema |
—
|
35.7
Legacy
|
| QUDT (Quantities, Units, Dimensions, Types) |
QUDT.org |
Cross Domain |
Ontology / Vocabulary |
open
|
77.4
Current
|
| RCRA hazardous waste codes |
US Environmental Protection Agency |
Waste |
Code System |
—
|
—
|
| RDAP (Registration Data Access Protocol) |
IETF / ICANN |
Internet Infrastructure |
Information Model |
open
|
53.8
Modernizing
|
| RDF / RDFS |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
64.3
Modernizing
|
| RDF Data Cube vocabulary |
W3C |
Statistics |
Ontology / Vocabulary |
open
|
69.0
Modernizing
|
| RESO Data Dictionary |
Real Estate Standards Organization |
Real Estate |
Information Model |
—
|
67.7
Modernizing
|
| RESO Web API |
RESO |
Real Estate |
Exchange Schema |
—
|
67.7
Modernizing
|
| RO (Relation Ontology) |
OBO Foundry |
Cross Domain |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| RO-Crate |
RO-Crate community |
Scholarly |
Metadata Model |
open
|
72.0
Current
|
| ReqIF (Requirements Interchange Format) |
Object Management Group |
Engineering |
Exchange Schema |
open
|
58.0
Modernizing
|
| Riskstream / insurance blockchain data models |
The Institutes RiskStream Collaborative |
Insurance |
Information Model |
spec sold
|
—
|
| RxNorm |
US National Library of Medicine |
Healthcare |
Code System |
open
|
72.8
Current
|
| S1000D |
ASD / AIA / ATA |
Defense |
Exchange Schema |
—
|
—
|
| SAM / BAM / CRAM |
GA4GH / hts-specs |
Genomics |
Exchange Schema |
open
|
—
|
| SAREF (Smart Applications REFerence ontology) |
ETSI |
Iot |
Ontology / Vocabulary |
open
|
60.3
Modernizing
|
| SARIF (Static Analysis Results Interchange Format) |
OASIS |
Software Development |
Exchange Schema |
open
|
69.5
Modernizing
|
| SASB Standards |
IFRS Foundation |
Sustainability |
Information Model |
—
|
—
|
| SBML (Systems Biology Markup Language) |
SBML community / COMBINE |
Biology |
Exchange Schema |
—
|
46.2
Legacy
|
| SBVR (Semantics of Business Vocabulary and Rules) |
Object Management Group |
Cross Domain |
Information Model |
open
|
58.0
Modernizing
|
| SCAP (Security Content Automation Protocol) |
NIST |
Security |
Information Model |
—
|
—
|
| SCIM |
IETF |
Identity |
Exchange Schema |
open
|
58.3
Modernizing
|
| SDF (Semantic Definition Format) / One Data Model |
IETF ASDF Working Group |
Iot |
Information Model |
open
|
70.4
Modernizing
|
| SDG Indicator Framework |
UN Statistics Division |
Development |
Code System |
open
|
—
|
| SDMX (Statistical Data and Metadata eXchange) |
SDMX Sponsors (BIS, ECB, Eurostat, IMF, OEC... |
Statistics |
Exchange Schema |
—
|
67.5
Modernizing
|
| SEPA payment schemes (pain/pacs subsets) |
European Payments Council |
Payments |
Exchange Schema |
—
|
50.7
Modernizing
|
| SHACL |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
63.3
Modernizing
|
| SIOC (Semantically-Interlinked Online Communities) |
SIOC project / W3C member submission |
Cross Domain |
Ontology / Vocabulary |
open
|
—
|
| SISO C2SIM |
Simulation Interoperability Standards Organ... |
Defense |
Information Model |
—
|
—
|
| SKOS |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
63.0
Modernizing
|
| SMDG codes (container terminals) |
SMDG |
Logistics |
Code System |
—
|
64.6
Modernizing
|
| SMPTE Metadata Registry / ST 335 |
SMPTE |
Media |
Code System |
spec sold
|
—
|
| SNIA SMI-S / Swordfish |
SNIA |
IT Infrastructure |
Information Model |
—
|
—
|
| SNODENT and CDT dental codes |
American Dental Association |
Dentistry |
Code System |
licence
|
—
|
| SNOMED CT |
SNOMED International |
Healthcare |
Code System |
licence
|
46.7
Legacy
|
| SNOMED CT Veterinary Extension |
SNOMED International / VTSL |
Veterinary |
Code System |
—
|
—
|
| SPAR Ontologies (CiTO, FaBiO, FRAPO) |
SPAR Ontologies project |
Scholarly |
Ontology / Vocabulary |
open
|
—
|
| SPASE (Space Physics Archive Search and Extract) |
SPASE Consortium |
Space Physics |
Metadata Model |
—
|
47.2
Legacy
|
| SPDX |
Linux Foundation |
Security |
Information Model |
open
|
87.1
Current
|
| SPL (Structured Product Labeling) |
HL7 / US FDA |
Pharma |
Exchange Schema |
—
|
44.6
Legacy
|
| SSN / SOSA (Semantic Sensor Network ontology) |
W3C / OGC |
Iot |
Ontology / Vocabulary |
open
|
63.0
Modernizing
|
| STAC (SpatioTemporal Asset Catalog) |
STAC community / Radiant Earth |
Geospatial |
Metadata Model |
open
|
74.2
Current
|
| STATO (Statistical Methods Ontology) |
OBO Foundry / STATO project |
Statistics |
Ontology / Vocabulary |
open
|
—
|
| STET PSD2 API |
STET (France) |
Open Banking |
Exchange Schema |
—
|
72.3
Current
|
| STIX / TAXII |
OASIS CTI TC |
Security |
Information Model |
open
|
70.0
Modernizing
|
| SeaDataNet / IOC-IODE standards |
SeaDataNet / IOC-UNESCO |
Oceanography |
Metadata Model |
—
|
44.6
Legacy
|
| SensorML / Observations & Measurements (O&M) |
Open Geospatial Consortium |
Earth Science |
Information Model |
open
|
60.5
Modernizing
|
| Sentinel Common Data Model |
US FDA Sentinel Initiative |
Healthcare |
Information Model |
—
|
—
|
| SiLA 2 |
SiLA Consortium |
Laboratory |
Information Model |
—
|
67.9
Modernizing
|
| Sigma detection rules |
SigmaHQ community |
Security |
Exchange Schema |
—
|
59.7
Modernizing
|
| Smart Data Models initiative |
FIWARE / TM Forum / IUDX / OASC |
Smart Cities |
Information Model |
open
|
69.2
Modernizing
|
| Solid data model / Linked Data Platform |
Solid Project / W3C |
Cross Domain |
Information Model |
open
|
79.0
Current
|
| Solvency II QRT taxonomy |
EIOPA |
Insurance |
Exchange Schema |
—
|
50.8
Modernizing
|
| Space: CCSDS standards (SLE, XTCE, Mission Ops) |
Consultative Committee for Space Data Systems |
Space |
Exchange Schema |
—
|
—
|
| SportsML |
IPTC |
Sports |
Exchange Schema |
—
|
46.9
Legacy
|
| SunSpec Alliance models |
SunSpec Alliance |
Energy |
Information Model |
spec sold
|
59.0
Modernizing
|
| TAF/TAP TSI and ERA RINF |
European Union Agency for Railways |
Rail |
Exchange Schema |
—
|
—
|
| TEI (Text Encoding Initiative) |
TEI Consortium |
Humanities |
Exchange Schema |
open
|
53.5
Modernizing
|
| TOMP-API (Transport Operator Mobility as a Service Provider) |
TOMP-API Working Group |
Mobility |
Exchange Schema |
open
|
77.1
Current
|
| TOSCA |
OASIS |
Cloud |
Information Model |
open
|
68.0
Modernizing
|
| Test Anything Protocol and JUnit XML |
TAP community / de facto |
Software Development |
Exchange Schema |
—
|
66.2
Modernizing
|
| Textiles: ZDHC and Higg Index data |
ZDHC Foundation / Cascale |
Textiles |
Information Model |
—
|
—
|
| Thema and BISAC subject codes |
EDItEUR / BISG |
Publishing |
Code System |
licence
|
37.7
Legacy
|
| Tourism: OpenTravel and Alliance for Travel Tech schemas |
OpenTravel Alliance / EU Tourism Data Space |
Travel |
Exchange Schema |
open
|
87.2
Current
|
| UBL (Universal Business Language) |
OASIS |
Trade |
Exchange Schema |
open
|
62.0
Modernizing
|
| UCUM (Unified Code for Units of Measure) |
Regenstrief Institute |
Healthcare |
Code System |
open
|
53.1
Modernizing
|
| UDI / GUDID and EUDAMED |
US FDA / European Commission |
Medical Devices |
Code System |
open
|
—
|
| UIC OSDM (Open Sales and Distribution Model) |
UIC |
Rail |
Exchange Schema |
—
|
63.1
Modernizing
|
| UMLS Metathesaurus |
US National Library of Medicine |
Healthcare |
Code System |
open
|
70.5
Modernizing
|
| UO (Units of Measurement Ontology) |
OBO Foundry |
Cross Domain |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| UPRN / UK addressing |
Ordnance Survey / GeoPlace |
Geospatial |
Code System |
open
|
65.0
Modernizing
|
| UPU S42 international addressing |
Universal Postal Union |
Addressing |
Information Model |
—
|
43.1
Legacy
|
| US Core Implementation Guide |
HL7 International |
Healthcare |
Exchange Schema |
open
|
69.3
Modernizing
|
| USCDI (US Core Data for Interoperability) |
ONC / ASTP |
Healthcare |
Information Model |
open
|
66.2
Modernizing
|
| Uberon multi-species anatomy ontology |
OBO Foundry / Uberon project |
Biology |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| Uniclass / OmniClass / MasterFormat |
NBS / CSI / Construction Specifications Canada |
Construction |
Code System |
—
|
—
|
| Unicode CLDR |
Unicode Consortium |
Localization |
Code System |
open
|
64.5
Modernizing
|
| Unicode UTS |
Unicode Consortium |
Localization |
Information Model |
open
|
60.2
Modernizing
|
| Universal Decimal Classification (UDC) |
UDC Consortium |
Library |
Code System |
licence
|
—
|
| Universal Dependencies |
UD community |
Linguistics |
Ontology / Vocabulary |
open
|
65.8
Modernizing
|
| VAST / VMAP |
IAB Tech Lab |
Advertising |
Exchange Schema |
open
|
65.0
Modernizing
|
| VCF (Variant Call Format) |
GA4GH / hts-specs |
Genomics |
Exchange Schema |
open
|
—
|
| VIAF (Virtual International Authority File) |
OCLC |
Library |
Code System |
open
|
—
|
| VTL (Validation and Transformation Language) |
SDMX Sponsors |
Statistics |
Information Model |
—
|
67.5
Modernizing
|
| VeNom Coding |
VeNom Coding Group |
Veterinary |
Code System |
—
|
—
|
| Vertebrate Trait Ontology (VT) |
OBO Foundry / Rat Genome Database |
Animal Science |
Ontology / Vocabulary |
open
|
66.3
Modernizing
|
| VoID (Vocabulary of Interlinked Datasets) |
W3C |
Cross Domain |
Metadata Model |
open
|
63.0
Modernizing
|
| W3C CSV on the Web (CSVW) |
W3C |
Cross Domain |
Metadata Model |
open
|
73.1
Current
|
| W3C Decentralized Identifiers (DIDs) |
W3C |
Identity |
Information Model |
open
|
67.1
Modernizing
|
| W3C ORG ontology |
W3C |
Cross Domain |
Ontology / Vocabulary |
open
|
71.0
Modernizing
|
| W3C Time Ontology in OWL |
W3C / OGC |
Cross Domain |
Ontology / Vocabulary |
open
|
67.1
Modernizing
|
| W3C Verifiable Credentials Data Model |
W3C |
Identity |
Information Model |
open
|
79.0
Current
|
| W3C Web Annotation Data Model |
W3C |
Cross Domain |
Information Model |
open
|
63.0
Modernizing
|
| W3C Web of Things Thing Description |
W3C |
Iot |
Information Model |
open
|
78.4
Current
|
| WBCSD PACT Pathfinder Framework |
WBCSD |
Sustainability |
Exchange Schema |
licence
|
—
|
| WCO Data Model |
World Customs Organization |
Customs |
Information Model |
—
|
43.1
Legacy
|
| WHO International Health Regulations reporting |
World Health Organization |
Public Health |
Exchange Schema |
open
|
67.6
Modernizing
|
| WITSML / PRODML / RESQML (Energistics) |
Energistics / The Open Group |
Energy |
Exchange Schema |
—
|
50.0
Modernizing
|
| WMO / OGC WIS 2.0 metadata and BUFR/GRIB |
World Meteorological Organization |
Meteorology |
Exchange Schema |
licence
|
—
|
| WaDE (Water Data Exchange) |
Western States Water Council |
Water |
Exchange Schema |
—
|
—
|
| Waste: European List of Waste (LoW) codes |
European Commission |
Waste |
Code System |
open
|
—
|
| Water: WaterML / OGC and Open Geospatial hydrology |
Open Geospatial Consortium / WMO |
Water |
Exchange Schema |
open
|
63.5
Modernizing
|
| Weather: NOAA/NWS data models and ECMWF conventions |
NOAA / ECMWF |
Meteorology |
Exchange Schema |
—
|
—
|
| Wikidata data model |
Wikimedia Foundation |
Knowledge Graph |
Information Model |
open
|
60.5
Modernizing
|
| WordNet |
Princeton University / Global WordNet Assoc... |
Linguistics |
Ontology / Vocabulary |
open
|
—
|
| X.509 / PKIX certificate profile |
ITU-T / IETF |
Security |
Information Model |
spec sold
|
43.0
Legacy
|
| X12 EDI (HIPAA transaction sets) |
ASC X12 |
Healthcare |
Exchange Schema |
spec sold
|
36.6
Legacy
|
| X3D / Web3D |
Web3D Consortium / ISO |
3D Graphics |
Exchange Schema |
spec sold
|
37.3
Legacy
|
| XACML |
OASIS |
Security |
Information Model |
open
|
68.0
Modernizing
|
| XBRL |
XBRL International |
Finance |
Exchange Schema |
—
|
—
|
| XBRL GL (Global Ledger) |
XBRL International |
Finance |
Exchange Schema |
—
|
—
|
| XLIFF |
OASIS |
Localization |
Exchange Schema |
open
|
42.7
Legacy
|
| XMI (XML Metadata Interchange) |
Object Management Group |
Cross Domain |
Exchange Schema |
open
|
58.0
Modernizing
|
| XML Schema (XSD) |
W3C |
Cross Domain |
Exchange Schema |
open
|
78.0
Current
|
| XMP (Extensible Metadata Platform) / ISO 16684 |
Adobe / ISO |
Cross Domain |
Metadata Model |
spec sold
|
58.0
Modernizing
|
| YANG data models (IETF) |
IETF |
Networking |
Information Model |
open
|
63.4
Modernizing
|
| YARA rules |
VirusTotal / community |
Security |
Exchange Schema |
—
|
—
|
| Z-Wave command classes |
Z-Wave Alliance |
Iot |
Information Model |
—
|
—
|
| bSDD (buildingSMART Data Dictionary) |
buildingSMART International |
Construction |
Code System |
open
|
81.1
Current
|
| cXML / OCI punchout |
Ariba / SAP |
Procurement |
Exchange Schema |
—
|
58.5
Modernizing
|
| ebXML |
OASIS / UN/CEFACT |
Trade |
Exchange Schema |
open
|
69.5
Modernizing
|
| gbXML (Green Building XML) |
gbXML.org |
Built Environment |
Exchange Schema |
—
|
48.4
Legacy
|
| glTF |
Khronos Group |
3D Graphics |
Information Model |
open
|
70.0
Modernizing
|
| i2b2 star schema |
i2b2 tranSMART Foundation |
Healthcare |
Information Model |
—
|
—
|
| iCalendar / jCal (RFC 5545, 7265) |
IETF |
Cross Domain |
Information Model |
open
|
—
|
| mCODE (Minimal Common Oncology Data Elements) |
HL7 / ASCO |
Healthcare |
Information Model |
open
|
83.0
Current
|
| mmCIF / PDBx |
wwPDB |
Structural Biology |
Information Model |
—
|
50.8
Modernizing
|
| mzML and HUPO-PSI standards |
HUPO Proteomics Standards Initiative |
Proteomics |
Exchange Schema |
—
|
—
|
| openEHR Archetypes / Reference Model |
openEHR International |
Healthcare |
Information Model |
open
|
85.2
Current
|
| railML |
railML.org |
Rail |
Exchange Schema |
licence
|
30.8
Legacy
|
| schema.org Dataset / Google Dataset Search |
W3C Schema.org Community Group |
Cross Domain |
Metadata Model |
open
|
78.0
Current
|
| schema.org Product / Offer vocabulary |
W3C Schema.org Community Group |
Cross Domain |
Ontology / Vocabulary |
open
|
67.9
Modernizing
|
| sellers.json and SupplyChain Object |
IAB Tech Lab |
Advertising |
Exchange Schema |
open
|
74.0
Current
|
| vCard / jCard (RFC 6350, 7095) |
IETF |
Cross Domain |
Information Model |
open
|
48.0
Legacy
|
