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Schema.org

Schema.org is a reference website that publishes documentation and guidelines for using structured data mark-up on web-pages (in the form of microdata, RDFa or JSON-LD). Its main objective is to standardize HTML tags to be used by webmasters for creating rich results (displayed as visual data or infographic tables on search engine results) about a…

History & Standards

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Explore the main themes, entities and connections around Schema.org. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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History

BingGoogleYahoo!Search enginesYandex
22 related topics

Schema types

TypesEnumerationsBreadcrumb
3 related topics

Examples

URL
1 related topics

Overview

Structured dataMicrodataRDFaJSON-LDHTML
6 related topics

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Abbreviation
schema
Base standards
URI, HTML5, RDF, Microdata, ISO 8601
Domain
Semantic Web
Latest version
30.0; 25 March 2026
License
CC-BY-SA 3.0
Organization
Google, Yahoo!, Microsoft, Yandex

Topics to explore

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Overview

History

Schema types

Examples

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Schema.org

Nodes37
Edges36
Triples61
Avg. degree1.95
Density0.054054
Components1

How this topic connects Entity context

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Schema.org

Top relations

related to history · 24
Schema.org → Bing, FOAF, GoodRelations, Google, In, In November, JSON-LD, June, Microdata, Microformats, Much, OpenCyc, Public, RDFa, Russia, Schema, Semantic Web, September, Such, The
related to Schema.org Usage Statistics · 9
Schema.org → CSV, GitHub, Google, In June, It, JSON, Schema, This, To
related to Schema types · 7
Schema.org → ArticleBreadcrumbCourseEventFAQLocalBusinessLogoMovieProductRecipeReviewVideoBookClipContactpointHowToOffer, As, Datatypes, June, Schema, There, Types
related to External links · 4
Schema.org → GitHub, GitHubSchema, Official, Schema
related to Microdata · 4
Schema.org → In, Schema, The, URL
Abbreviation · 1
Schema.org → schema
Base standards · 1
Schema.org → URI, HTML5, RDF, Microdata, ISO 8601
Domain · 1
Schema.org → Semantic Web
Latest version · 1
Schema.org → 30.0; 25 March 2026
License · 1
Schema.org → CC-BY-SA 3.0

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

schema org microdata using data web google json-ld search rdfa website yandex structured used types initiative usage statistics semantic schemas

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Schema.orgAbbreviationschema1.00infobox
Schema.orgBase standardsURI, HTML5, RDF, Microdata, ISO 86011.00infobox
Schema.orgDomainSemantic Web1.00infobox
Schema.orgLatest version30.0; 25 March 20261.00infobox
Schema.orgLicenseCC-BY-SA 3.01.00infobox
Schema.orgOrganizationGoogle, Yahoo!, Microsoft, Yandex1.00infobox
Schema.orgRelated standardsRDFa, Microformat, RDFS, OWL, N-Triples, Turtle, JSON, JSON-LD, CSV1.00infobox
Schema.orgWebsiteschema.org1.00infobox
Schema.orgYear started2011; 15 years ago (2011)1.00infobox
Schema.orgis areference website that publishes documentation and guidelines for using structured data mark-up on web-pages0.90text
Organizationinstance ofSome schema markups0.80text
Person are commonly used to influence search results returned by Google's Knowledge Graph.The popularity of Schema.org has served for its use as a base for other schemasinstance ofSome schema markups0.80text

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

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    Min side: 3
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