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HTML Tidy

free software that corrects and cleans up HTML and XML documents by fixing markup errors and upgrading legacy code to modern standards
CreativeWork free_software Q1566084
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HTML Tidy

Summary

HTML Tidy is a free software[1]. It has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • HTML Tidy authored Dave Raggett[3].
  • HTML Tidy is the creator of Dave Raggett[4].
  • HTML Tidy's instance of is recorded as free software[5].
  • HTML Tidy's instance of is recorded as software library[6].
  • HTML Tidy's developer is recorded as HTML Tidy Advocacy Community Group[7].
  • HTML Tidy's developer is recorded as Dave Raggett[8].
  • HTML Tidy's copyright license is recorded as W3C Software License[9].
  • HTML Tidy's programmed in is recorded as Q15777[10].
  • HTML Tidy's operating system is recorded as BSD[11].
  • HTML Tidy's operating system is recorded as Linux[12].
  • HTML Tidy's operating system is recorded as macOS[13].
  • HTML Tidy's operating system is recorded as Microsoft Windows[14].
  • HTML Tidy's software version identifier is recorded as 5.2.0[15].
  • HTML Tidy's software version identifier is recorded as 5.5.10[16].
  • HTML Tidy's software version identifier is recorded as 5.4.0[17].
  • HTML Tidy's software version identifier is recorded as 5.1.25[18].
  • HTML Tidy's software version identifier is recorded as 5.0.0[19].
  • HTML Tidy's software version identifier is recorded as 5.6.0[20].
  • HTML Tidy's software version identifier is recorded as 5.7.28[21].
  • HTML Tidy's software version identifier is recorded as 5.8.0[22].
  • HTML Tidy's software version identifier is recorded as 5.9.14-next[23].
  • HTML Tidy is used for lint[24].
  • HTML Tidy's platform is recorded as cross-platform[25].
  • HTML Tidy's language of work or name is recorded as English[26].
  • August 4, 2000 marks the founding of HTML Tidy[27].

Body

Authorship and Creation

HTML Tidy authored Dave Raggett[3]. It is the creator of Dave Raggett[4].

Publication

Publication dates include 2003[28] and 1994[29]. HTML Tidy's language of work or name is recorded as English[26].

Why It Matters

HTML Tidy has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[2] It is known by 5 alternative names across languages and contexts.[30]

Related Entities

BSD cross-platform Dave Raggett free software Linux macOS Microsoft Windows

References

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

Direct Wikidata claims

  1. [5] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  2. [6] ↑ . wikidata.org.
  3. [3] ↑ . w3.org. Retrieved . w3.org. Provenance: wikidata.org.
  4. [4] ↑ . wikidata.org.
  5. [7] ↑ . htacg.org. Retrieved . htacg.org. Provenance: wikidata.org.
  6. [8] ↑ . w3.org. Retrieved . w3.org. Provenance: wikidata.org.
  7. [9] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  8. [10] ↑ . Open Hub. Retrieved . github.com. Provenance: wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  14. [16] ↑ . github.com. github.com. Provenance: wikidata.org.
  15. [17] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  16. [18] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  17. [19] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  18. [20] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  19. [21] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  20. [22] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  21. [23] ↑ . github.com. github.com. Provenance: wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . github.com. Retrieved . github.com. Provenance: wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . tidy.sourceforge.net. Retrieved . tidy.sourceforge.net. Provenance: wikidata.org.
  26. [28] ↑ . wikidata.org.
  27. [29] ↑ . w3.org. Retrieved . w3.org. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikidata sitelinks. wikidata.org.
  2. [30] ↑ . Wikidata aliases. 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). HTML Tidy. Retrieved May 3, 2026, from https://4ort.xyz/entity/html-tidy
MLA “HTML Tidy.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/html-tidy.
BibTeX @misc{4ortxyz_html-tidy_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HTML Tidy}}, year = {2026}, url = {https://4ort.xyz/entity/html-tidy}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HTML Tidy — https://4ort.xyz/entity/html-tidy (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/html-tidy · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 16d ago · Github-wiki-bot bot · 2026-06-30 view diff on Wikidata ↗
    Open hub id → tidy_for_html5
    Source code repository url → https://sourceforge.net/projects/tidy/, https://github.com/htacg/tidy-html5.git, git://github.com/htacg/tidy-html5.git
    Official website → http://www.html-tidy.org
    Instance of → free software, software library
    "/* wbsetclaim-update:1||1 */ [[Property:P1324]]: https://github.com/htacg/tidy-html5, Update with GitHub data ([[:toollabs:editgroups/b/CB/e22c89de549c|details]])"
  2. 16d ago · ~2026-37459-76 · 2026-06-30 view diff on Wikidata ↗
    Issue tracker url → —
    Pro-linux.de dbapp id → 647
    Issue tracker url → https://github.com/htacg/tidy-html5/issues
    Publication date → —
    + 73 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P1324]]: git://github.com/htacg/tidy-html5.git"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.