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rubocop

v1.87.0RubyGems· Ruby

RuboCop is a Ruby code style checking and code formatting tool. It aims to enforce the community-driven Ruby Style Guide.

The verdict
Solid choice. Well-adopted and active, actively maintained.
Live from the RubyGems registry · derived rules, not AI
How it scores
MaintenanceHealthy
PopularityWidely used
SecurityClean
LicensePermissive
DepsZero deps
Maintenance
Last published this month.
Popularity
128K downloads / week
Security
No known advisories for this version (OSV).
License
MIT
Dependencies
No runtime dependencies
Same concept · Linter / formatter

For enforcing style and catching mistakes statically.

Browse all
Cross-language equivalents
npm· JavaScript
eslintprettierbiome
PyPI· Python
ruffblackflake8
crates.io· Rust
clippy
Related-package mappings are hand-curated. See alternatives in detail →
Recent releases
  • 1.87.0this month
  • 1.86.2this month
  • 1.86.11 month ago
  • 1.86.02 months ago
  • 1.85.13 months ago
  • 1.85.03 months ago
  • 1.84.24 months ago
  • 1.84.14 months ago
rubocop — RuboCop is a Ruby code style checking and code formatting tool. It aims to enforce the community-driven Ruby Style Guide. (Ruby / RubyGems) · Modules