OpenBSD

security-focused Unix-like operating system
CreativeWork security_focused_operating_system Q34215
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OpenBSD

Summary

OpenBSD is a security-focused operating system[1]. OpenBSD draws 11,265 Wikipedia views per month (security_focused_operating_system category, ranking #1 of 4).[2]

Key Facts

  • OpenBSD is the creator of Theo de Raadt[3].
  • OpenBSD's instance of is recorded as security-focused operating system[4].
  • OpenBSD's instance of is recorded as free operating system[5].
  • OpenBSD's instance of is recorded as BSD[6].
  • Berkeley Software Distribution is named after OpenBSD[7].
  • OpenBSD's based on is recorded as Q34225[8].
  • OpenBSD's based on is recorded as Berkeley Software Distribution[9].
  • OpenBSD's developer is recorded as Theo de Raadt[10].
  • OpenBSD's developer is recorded as OpenBSD Project[11].
  • OpenBSD's part of the series is recorded as Berkeley Software Distribution[12].
  • OpenBSD's copyright license is recorded as BSD licenses[13].
  • OpenBSD's copyright license is recorded as ISC license[14].
  • OpenBSD's copyright license is recorded as 3-clause BSD License[15].
  • OpenBSD's software version identifier is recorded as 2.1[16].
  • OpenBSD's software version identifier is recorded as 2.2[17].
  • OpenBSD's software version identifier is recorded as 2.0[18].
  • OpenBSD's software version identifier is recorded as 2.3[19].
  • OpenBSD's software version identifier is recorded as 2.4[20].
  • OpenBSD's software version identifier is recorded as 2.5[21].
  • OpenBSD's software version identifier is recorded as 2.6[22].
  • OpenBSD's software version identifier is recorded as 5.6[23].
  • OpenBSD's software version identifier is recorded as 5.7[24].
  • OpenBSD's software version identifier is recorded as 5.8[25].
  • OpenBSD's software version identifier is recorded as 2.7[26].
  • OpenBSD's software version identifier is recorded as 2.8[27].

Body

Authorship and Creation

OpenBSD is the creator of Theo de Raadt[3].

Publication

OpenBSD's part of the series is recorded as Berkeley Software Distribution[12].

Subject and Themes

OpenBSD's part of the series is recorded as Berkeley Software Distribution[12].

Why It Matters

OpenBSD draws 11,265 Wikipedia views per month (security_focused_operating_system category, ranking #1 of 4).[2] OpenBSD has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.[28] OpenBSD is known by 6 alternative names across languages and contexts.[29]

OpenBSD has been cited as an influence by macOS[30], a proprietary operating system[31], founded in 2001[32]; Darwin[33], an Unix-like operating system[34]; and XNU[35], a kernel[36].

FAQs

Who did OpenBSD influence?

OpenBSD has been cited as an influence by macOS[30], Darwin[33], and XNU[35].

References

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

Direct Wikidata claims

  1. [4] ↑ . wikidata.org.
  2. [5] ↑ . wikidata.org.
  3. [6] ↑ . wikidata.org.
  4. [7] ↑ . wikidata.org.
  5. [8] ↑ . bxr.su. Retrieved . bxr.su. Provenance: wikidata.org.
  6. [9] ↑ . bxr.su. Retrieved . bxr.su. Provenance: wikidata.org.
  7. [3] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . openbsd.su. openbsd.su. Provenance: wikidata.org.
  12. [14] ↑ . github.com. github.com. Provenance: wikidata.org.
  13. [15] ↑ . cvsweb.openbsd.org. cvsweb.openbsd.org. Provenance: wikidata.org.
  14. [16] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  15. [17] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  16. [18] ↑ . monkey.org. monkey.org. Provenance: wikidata.org.
  17. [19] ↑ . openbsd.org. Retrieved . openbsd.org. Provenance: wikidata.org.
  18. [20] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  19. [21] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  20. [22] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  21. [23] ↑ . thread.gmane.org. thread.gmane.org. Provenance: wikidata.org.
  22. [24] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  23. [25] ↑ . openbsd.org. Retrieved . openbsd.org. Provenance: wikidata.org.
  24. [26] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.
  25. [27] ↑ . openbsd.org. openbsd.org. Provenance: wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [30] ↑ . wikidata.org. → on this site
  2. [33] ↑ . wikidata.org. → on this site
  3. [35] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [31] ↑ . Wikidata. wikidata.org. → on this site
  2. [32] ↑ . Wikidata. wikidata.org. → on this site
  3. [34] ↑ . Wikidata. wikidata.org. → on this site
  4. [36] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . 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). OpenBSD. Retrieved October 3, 2026, from https://4ort.xyz/entity/openbsd
MLA “OpenBSD.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 Oct. 2026, https://4ort.xyz/entity/openbsd.
BibTeX @misc{4ortxyz_openbsd_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{OpenBSD}}, year = {2026}, url = {https://4ort.xyz/entity/openbsd}, note = {Accessed: 2026-10-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): OpenBSD — https://4ort.xyz/entity/openbsd (retrieved 2026-10-03)

Canonical URL: https://4ort.xyz/entity/openbsd · 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. 2d ago · Mykhal · 2026-10-01 view diff on Wikidata ↗
    Wikipedia languages → ['abstract', 'ar', 'az', 'be', 'be_x_old', 'bg', 'bn', 'br', 'bs', 'ca', 'cs', '
    Sitelink count → 65
    Software version identifier → 2.1, 2.2, 2.0 +61
    Claims rich → —
    "/* wbsetclaim-create:2||1 */ [[Property:P348]]: 8.0"
  2. 27d ago · Mykhal · 2026-09-06 view diff on Wikidata ↗
    Source code repository url → https://cvsweb.openbsd.org, https://github.com/openbsd/src, https://openbsd.gothub.org
    "/* wbsetclaim-create:2||1 */ [[Property:P1324]]: https://openbsd.gothub.org"
  3. 19w ago · Fiwswe · 2026-05-21 view diff on Wikidata ↗
    Official website → https://www.openbsd.org
    Software version identifier → 2.1, 2.2, 2.0 +61
    Gnd id → 4791366-6
    Developer → —
    + 74 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P348]]: 7.9"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.