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Janus

time-reversible computing programming language
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Janus

Summary

Janus is a programming language[1]. Janus draws 17 Wikipedia views per month (programming_language category, ranking #130 of 742).[2]

Key Facts

  • Janus's instance of is recorded as programming language[3].
  • Janus's designed by is recorded as Christopher Lutz[4].
  • Janus's designed by is recorded as Tetsuo Yokoyama[5].
  • +1982-00-00T00:00:00Z marks the founding of Janus[6].
  • Janus's official website is recorded as http://tetsuo.jp/ref/janus.html[7].
  • Janus's different from is recorded as Janus[8].
  • Janus's programming paradigm is recorded as imperative programming[9].
  • Janus's programming paradigm is recorded as procedural programming[10].
  • Janus's programming paradigm is recorded as reversible computing[11].

Body

Designation and Status

Janus's instance of is recorded as programming language[3].

History and Context

+1982-00-00T00:00:00Z marks the founding of Janus[6].

Why It Matters

Janus draws 17 Wikipedia views per month (programming_language category, ranking #130 of 742).[2]

Related Entities

Janus procedural programming 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.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.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). Janus. Retrieved May 3, 2026, from https://4ort.xyz/entity/janus
MLA “Janus.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/janus.
BibTeX @misc{4ortxyz_janus_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Janus}}, year = {2026}, url = {https://4ort.xyz/entity/janus}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Janus — https://4ort.xyz/entity/janus (retrieved 2026-05-03)

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