Microdata

WHATWG HTML specification used to nest metadata within existing content on web. Similar to RDFa.
Thing semantic_annotation_format Q3312185
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Microdata

Summary

Microdata is a semantic annotation format[1]. Microdata draws 13,273 Wikipedia views per month (semantic_annotation_format category, ranking #1 of 2).[2]

Key Facts

  • Microdata authored Web Hypertext Application Technology Working Group[3].
  • Microdata's instance of is recorded as semantic annotation format[4].
  • Microdata's instance of is recorded as open standard[5].
  • Microdata's instance of is recorded as W3C Recommendation[6].
  • Microdata's instance of is recorded as data serialization format[7].
  • Microdata's subclass of is recorded as HTML attribute[8].
  • Microdata's subclass of is recorded as metadata standard[9].
  • Microdata's Commons category is recorded as Microdata[10].
  • Microdata's Freebase ID is recorded as /m/09v5jrb[11].
  • Microdata's described at URL is recorded as https://html.spec.whatwg.org/multipage/microdata.html[12].
  • Microdata's standards body is recorded as Web Hypertext Application Technology Working Group[13].
  • Microdata's Stack Exchange tag is recorded as https://stackoverflow.com/tags/microdata[14].
  • Microdata's used by is recorded as HTML5[15].
  • Microdata's different from is recorded as microformats[16].
  • Microdata's different from is recorded as JSON-LD[17].
  • Microdata's exact match is recorded as http://www.w3.org/ns/formats/microdata[18].
  • Microdata's Microsoft Academic ID is recorded as 43232521[19].
  • Microdata's Mozilla Developer Network article is recorded as Web/HTML/Microdata[20].

Body

Works and Contributions

Microdata authored Web Hypertext Application Technology Working Group[3].

Why It Matters

Microdata draws 13,273 Wikipedia views per month (semantic_annotation_format category, ranking #1 of 2).[2] Microdata has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[21]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] . Mastering Structured Data on the Semantic Web: From HTML5 Microdata to Linked Open Data. wikidata.org.
  2. [5] . wikidata.org.
  3. [6] . wikidata.org.
  4. [7] . wikidata.org.
  5. [3] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . developer.mozilla.org. Retrieved . developer.mozilla.org. Provenance: wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [21] . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Microdata. Retrieved May 3, 2026, from https://4ort.xyz/entity/microdata
MLA “Microdata.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/microdata.
BibTeX @misc{4ortxyz_microdata_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Microdata}}, year = {2026}, url = {https://4ort.xyz/entity/microdata}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Microdata — https://4ort.xyz/entity/microdata (retrieved 2026-05-03)

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