Q: What is RuboCop used for?

A: RuboCop is used to analyze Ruby source code statically to enforce consistent style and formatting. It functions both as a linter to find errors and as a formatter to beautify code.

Q: Is RuboCop free to use?

A: Yes, RuboCop is free software distributed under the Expat license, allowing users to run, study, change, and distribute it freely.

Q: Where can the source code for RuboCop be found?

A: The source code is maintained in a Git repository hosted on GitHub at `https://github.com/rubocop/rubocop.git`.

Q: Is RuboCop available for Debian or Ubuntu systems?

A: Yes, RuboCop is available as a standard package in both Debian (since at least February 2017) and Ubuntu repositories under the package name "rubocop".

RuboCop

a Ruby static code analyzer (a.k.a. linter) and code formatter

CreativeWork free_software Q108482220

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Key Facts

Instance of: free software^[1]
Copyright license: Expat license^[2]
Programmed in: Ruby^[3]
Operating system: GNU/Linux^[4], BSD^[5]
Software version identifier: 0.19.0^[6], 0.19.1^[7], 0.20.0^[8], 0.20.1^[9], 0.21.0^[10], 0.22.0^[11], 0.23.0^[12], 0.24.0^[13], 0.24.1^[14], 0.25.0^[15], 0.26.0^[16], 0.26.1^[17], 0.27.0^[18], 0.27.1^[19]

⭐ Popularity Graph

2/100 established

Quick Facts

Instance of linter, free software

Official website github.com, rubocop.org

Properties

Operating system GNU/Linux, BSD

Programmed in Ruby

Software version identifier 0.19.0, 0.19.1, 0.20.0, 0.20.1, 0.21.0, 0.22.0, 0.23.0, 0.24.0, 0.24.1, 0.25.0, 0.26.0, 0.26.1, 0.27.0, 0.27.1, 0.29.0, 0.29.1, 0.30.0, 0.30.1, 0.32.0, 0.32.1, 0.33.0, 0.34.1, 0.34.2, 0.35.0, 0.36.0, 0.37.1, 0.37.2, 0.41.2, 0.42.0, 0.47.1, 0.48.1, 0.49.1, 0.52.1, 0.53.0, 0.57.1, 0.57.2, 0.58.1, 0.58.2, 0.59.0, 0.59.1, 0.59.2, 0.61.1, 0.63.1, 0.67.1, 0.67.2, 0.68.1, 0.75.1, 0.80.1, 0.85.1, 0.87.1, 0.89.1, 0.91.1, 0.93.1, 1.3.1, 1.4.0, 1.4.1, 1.4.2, 1.5.0, 1.5.1, 1.5.2, 1.6.1, 1.8.1, 1.9.1, 1.12.1, 1.16.1, 1.18.1, 1.18.2, 1.18.3, 1.18.4, 1.19.1, 1.22.1, 1.22.2, 1.22.3, 1.24.1, 1.25.1, 1.26.1, 1.28.2, 1.29.1, 1.30.1, 1.31.1, 1.31.2, 1.34.1, 1.35.1, 1.37.1, 1.41.1, 1.44.1, 1.45.1, 1.48.1, 1.50.1, 1.50.2, 1.52.1, 1.53.1, 1.54.1, 1.54.2, 1.55.1, 1.56.1, 1.56.2, 1.56.3, 1.56.4, 1.57.1, 1.57.2, 1.60.1, 1.60.2, 1.62.1, 1.63.1, 1.63.2, 1.63.3, 1.63.4, 1.63.5, 1.64.1, 1.65.1, 1.66.1, 1.69.1, 1.69.2, 1.71.1, 1.71.2, 1.72.1, 1.72.2, 1.73.1, 1.73.2, 1.74.0, 1.75.0, 1.75.1, 1.75.2, 1.75.3, 1.75.4, 1.75.5, 1.75.6, 1.75.7, 1.75.8, 1.76.0, 1.76.1, 1.76.2, 1.77.0, 1.78.0, 1.79.0, 1.79.1, 1.79.2, 1.80.0, 1.80.1, 1.80.2, 1.81.0, 1.81.1, 1.81.6, 1.81.7, 1.82.0, 1.82.1, 1.84.0, 1.84.1, 1.84.2, 1.85.0, 1.85.1, 1.86.0, 1.86.1, 1.86.2, 1.87.0, 1.88.0, 1.88.1, 1.88.2, 1.89.0, 1.90.0, 1.91.0, 1.92.0

Source code repository url github.com, git://github.com/rubocop/rubocop.git

User manual url docs.rubocop.org

External References (6)

Debian source package rubocop

Debian stable package rubocop

Freebsd port devel/rubygem-rubocop

Guix variable name ruby-rubocop

Rubygems gem id rubocop

Ubuntu package rubocop

🏷️ Also known as

en RuboCop

🔗 Connections

Instance of 2

free software, Lint

Operating system 1

BSD

References

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

Direct Wikidata claims

[1] ↑ RuboCop — instance of (P31): free software. wikidata.org.
[2] ↑ RuboCop — copyright license (P275): Expat license. wikidata.org.
[3] ↑ RuboCop — programmed in (P277): Ruby. wikidata.org.
[4] ↑ RuboCop — operating system (P306): GNU/Linux. wikidata.org.
[5] ↑ RuboCop — operating system (P306): BSD. wikidata.org.
[6] ↑ RuboCop — software version identifier (P348): 0.19.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[7] ↑ RuboCop — software version identifier (P348): 0.19.1. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[8] ↑ RuboCop — software version identifier (P348): 0.20.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[9] ↑ RuboCop — software version identifier (P348): 0.20.1. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[10] ↑ RuboCop — software version identifier (P348): 0.21.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[11] ↑ RuboCop — software version identifier (P348): 0.22.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[12] ↑ RuboCop — software version identifier (P348): 0.23.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[13] ↑ RuboCop — software version identifier (P348): 0.24.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[14] ↑ RuboCop — software version identifier (P348): 0.24.1. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[15] ↑ RuboCop — software version identifier (P348): 0.25.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[16] ↑ RuboCop — software version identifier (P348): 0.26.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[17] ↑ RuboCop — software version identifier (P348): 0.26.1. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[18] ↑ RuboCop — software version identifier (P348): 0.27.0. github.com. Retrieved 2022-10-26. github.com. Provenance: wikidata.org.
[19] ↑ RuboCop — software version identifier (P348): 0.27.1. github.com. Retrieved 2022-10-26. github.com. Provenance: 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). RuboCop. Retrieved October 11, 2026, from https://4ort.xyz/entity/rubocop

MLA “RuboCop.” 4ort.xyz Knowledge Graph, 4ort.xyz, 11 Oct. 2026, https://4ort.xyz/entity/rubocop.

BibTeX

@misc{4ortxyz_rubocop_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RuboCop}}, year = {2026}, url = {https://4ort.xyz/entity/rubocop}, note = {Accessed: 2026-10-11}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RuboCop — https://4ort.xyz/entity/rubocop (retrieved 2026-10-11)

Canonical URL: https://4ort.xyz/entity/rubocop · Last refreshed: October 11, 2026

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.

6d ago · Github-wiki-bot bot · 2026-10-11 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

Claims rich → —

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/777eb7bba6c0|details]])"
5w ago · Github-wiki-bot bot · 2026-09-11 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/bb279fa11077|details]])"
10w ago · Github-wiki-bot bot · 2026-08-04 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/62205fceaf31|details]])"
14w ago · Github-wiki-bot bot · 2026-07-08 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/7a1a1b00c3e9|details]])"
15w ago · Github-wiki-bot bot · 2026-07-01 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/81f037c4e759|details]])"
17w ago · Github-wiki-bot bot · 2026-06-16 view diff on Wikidata ↗

Software version identifier → 0.19.0, 0.19.1, 0.20.0 +160

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/9ee17eac9cdf|details]])"
22w ago · Github-wiki-bot bot · 2026-05-14 view diff on Wikidata ↗

Instance of → —

Debian stable package → —

User manual url → —

License → —

+ 26 other properties edited (see Wikidata diff for full list)

"/* wbeditentity-statements-single-property-update:1||2 */ Software version identifier, Update with GitHub data ([[:toollabs:editgroups/b/CB/80674f16604d|details]])"

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