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ACL2

software system consisting of a programming language, an extensible theory in a first-order logic, and an automated theorem prover
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ACL2 is a programming language established in 1990. It was developed as a software application for formal verification and automated reasoning. ACL2 integrates computational logic with practical programming capabilities, focusing on theorem proving and mathematical modeling.

The language emerged from earlier work in automated reasoning systems, evolving to support industrial and academic applications. ACL2 remains in use for verifying hardware and software systems, particularly in safety-critical domains.

ACL2

Summary

ACL2 is a programming language[1]. ACL2 draws 37 Wikipedia views per month (programming_language category, ranking #110 of 742).[2]

Key Facts

  • ACL2's instance of is recorded as programming language[3].
  • ACL2's instance of is recorded as free software[4].
  • ACL2's logo image is recorded as ACL2 Logo 2014 transparent.png[5].
  • ACL2's developer is recorded as Matt Kaufmann[6].
  • ACL2's copyright license is recorded as BSD licenses[7].
  • ACL2's designed by is recorded as Robert S. Boyer[8].
  • ACL2's operating system is recorded as Unix-like operating system[9].
  • +1990-00-00T00:00:00Z marks the founding of ACL2[10].
  • ACL2's Freebase ID is recorded as /m/015hl_[11].
  • ACL2's official website is recorded as https://www.cs.utexas.edu/users/moore/acl2/[12].
  • ACL2's Debian stable package is recorded as acl2[13].
  • ACL2's programming paradigm is recorded as functional programming[14].
  • ACL2's maintained by WikiProject is recorded as WikiProject Software[15].
  • ACL2's copyright status is recorded as copyrighted[16].
  • ACL2's Microsoft Academic ID is recorded as 2778365302[17].
  • ACL2's swMATH work ID is recorded as 60[18].
  • ACL2's typing discipline is recorded as dynamic typing[19].
  • ACL2's Homebrew formula name is recorded as acl2[20].

Body

Designation and Status

Recorded instance of include programming language[3] and free software[4].

History and Context

+1990-00-00T00:00:00Z marks the founding of ACL2[10].

Why It Matters

ACL2 draws 37 Wikipedia views per month (programming_language category, ranking #110 of 742).[2]

Related Entities

free software Matt Kaufmann programming language Robert S. Boyer Unix-like operating system

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] ↑ . 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.

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). ACL2. Retrieved May 3, 2026, from https://4ort.xyz/entity/acl2
MLA “ACL2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/acl2.
BibTeX @misc{4ortxyz_acl2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{ACL2}}, year = {2026}, url = {https://4ort.xyz/entity/acl2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): ACL2 — https://4ort.xyz/entity/acl2 (retrieved 2026-05-03)

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