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Microsoft Compiled HTML Help

proprietary online help format, consisting of multiple HTML pages compressed into a binary file with the .chm extension
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Microsoft Compiled HTML Help

Summary

Microsoft Compiled HTML Help is a file format[1]. It draws 99 Wikipedia views per month (file_format category, ranking #72 of 297).[2]

Key Facts

  • Microsoft Compiled HTML Help's instance of is recorded as file format[3].
  • Microsoft Compiled HTML Help's instance of is recorded as Microsoft Help[4].
  • Microsoft Compiled HTML Help's based on is recorded as HTML[5].
  • Microsoft Compiled HTML Help's based on is recorded as LZX[6].
  • Microsoft Compiled HTML Help's follows is recorded as WinHelp[7].
  • Microsoft Compiled HTML Help's developer is recorded as Microsoft[8].
  • Microsoft Compiled HTML Help's publication date is recorded as +1997-00-00T00:00:00Z[9].
  • Microsoft Compiled HTML Help's Freebase ID is recorded as /m/05sz_m[10].
  • Microsoft Compiled HTML Help's described at URL is recorded as https://raw.githubusercontent.com/haypo/hachoir3/master/hachoir/parser/misc/chm.py[11].
  • Microsoft Compiled HTML Help's media type is recorded as application/vnd.ms-htmlhelp[12].
  • Microsoft Compiled HTML Help's file extension is recorded as chm[13].
  • Microsoft Compiled HTML Help's replaces is recorded as WinHelp[14].
  • Microsoft Compiled HTML Help's Stack Exchange tag is recorded as https://stackoverflow.com/tags/chm[15].
  • Microsoft Compiled HTML Help's Google Knowledge Graph ID is recorded as /g/11bwdvdgvz[16].
  • Microsoft Compiled HTML Help's PRONOM file format ID is recorded as fmt/634[17].
  • Microsoft Compiled HTML Help's icon is recorded as Windows 95 Hh--101 32x32-4.png[18].
  • Microsoft Compiled HTML Help's icon is recorded as Windows 2000 Hh--101 48x48-8.png[19].
  • Microsoft Compiled HTML Help's File Format Wiki page ID is recorded as CHM[20].
  • Microsoft Compiled HTML Help's file format identification pattern is recorded as 49545346[21].
  • Microsoft Compiled HTML Help's Uniform Resource Identifier Scheme is recorded as ms-its[22].
  • Microsoft Compiled HTML Help's Wolfram Language entity code is recorded as Entity["FileFormat", "CHM-1"][23].
  • Microsoft Compiled HTML Help's NARA File Format Preservation Plan ID is recorded as NF00700[24].
  • Microsoft Compiled HTML Help's FOLDOC ID is recorded as Compiled+HTML[25].

Body

Designation and Status

Recorded instance of include file format[3] and Microsoft Help[4].

Why It Matters

Microsoft Compiled HTML Help draws 99 Wikipedia views per month (file_format category, ranking #72 of 297).[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[26] It is known by 28 alternative names across languages and contexts.[27]

Related Entities

Chmox GnoCHM KCHM Microsoft

References

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

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . Freebase Data Dumps. wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . iana.org. Retrieved . iana.org. Provenance: 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] ↑ . wikidata.org.
  19. [21] ↑ . TrID. mark0.net. Provenance: wikidata.org.
  20. [22] ↑ . msdn.microsoft.com. Retrieved . msdn.microsoft.com. Provenance: wikidata.org.
  21. [23] ↑ . wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [26] ↑ . Wikidata sitelinks. wikidata.org.
  3. [27] ↑ . 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). Microsoft Compiled HTML Help. Retrieved May 3, 2026, from https://4ort.xyz/entity/microsoft-compiled-html-help
MLA “Microsoft Compiled HTML Help.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/microsoft-compiled-html-help.
BibTeX @misc{4ortxyz_microsoft-compiled-html-help_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Microsoft Compiled HTML Help}}, year = {2026}, url = {https://4ort.xyz/entity/microsoft-compiled-html-help}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Microsoft Compiled HTML Help — https://4ort.xyz/entity/microsoft-compiled-html-help (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/microsoft-compiled-html-help · Last refreshed: