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Unlambda

functional programming language
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Unlambda

Summary

Unlambda is an esoteric programming language[1]. Unlambda draws 73 Wikipedia views per month (esoteric_programming_language category, ranking #8 of 16).[2]

Key Facts

  • Unlambda's instance of is recorded as esoteric programming language[3].
  • Unlambda's instance of is recorded as functional programming language[4].
  • Unlambda's instance of is recorded as programming language[5].
  • Unlambda's based on is recorded as SKI combinator calculus[6].
  • Unlambda's based on is recorded as call-with-current-continuation[7].
  • Unlambda's developer is recorded as David Madore[8].
  • Unlambda's copyright license is recorded as GNU General Public License[9].
  • Unlambda's programmed in is recorded as Q187560[10].
  • +1999-06-28T00:00:00Z marks the founding of Unlambda[11].
  • Unlambda's Freebase ID is recorded as /m/012ryn[12].
  • Unlambda's official website is recorded as http://www.madore.org/~david/programs/unlambda/[13].
  • Unlambda's described by source is recorded as Esolang[14].
  • Unlambda's Debian stable package is recorded as unlambda[15].
  • Unlambda's programming paradigm is recorded as esoteric programming[16].
  • Unlambda's programming paradigm is recorded as functional programming[17].
  • Unlambda's copyright status is recorded as copyrighted[18].

Body

Designation and Status

Recorded instance of include esoteric programming language[3], functional programming language[4], and programming language[5].

History and Context

+1999-06-28T00:00:00Z marks the founding of Unlambda[11].

Why It Matters

Unlambda draws 73 Wikipedia views per month (esoteric_programming_language category, ranking #8 of 16).[2] Unlambda has Wikipedia articles in 8 language editions, a strong signal of global cultural recognition.[19]

Related Entities

David Madore esoteric programming language functional programming language programming language

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] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . Freebase Data Dumps. 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . 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). Unlambda. Retrieved May 3, 2026, from https://4ort.xyz/entity/unlambda
MLA “Unlambda.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/unlambda.
BibTeX @misc{4ortxyz_unlambda_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Unlambda}}, year = {2026}, url = {https://4ort.xyz/entity/unlambda}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Unlambda — https://4ort.xyz/entity/unlambda (retrieved 2026-05-03)

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