Comparison

Ruff vs StyleLint

On the evidence we track, StyleLint leads this comparison with a composite score of 79/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Ruff74
StyleLint79
Score
Vioscale score
Ruff74 / 100high · 76%
StyleLint79 / 100medium · 71%
Pricing
Free tier
Ruff
StyleLint
Model
Price level
Ruff
StyleLintfree
Transparent
Ruff
StyleLint
Integrations
Count
Ruff6
StyleLint
Adoption
Dependent repos
Ruff5,870
StyleLint200,392
Github stars
Ruff49,341
StyleLint11,513
Package downloads weekly
Activity
Commits last 30d
Ruff100
StyleLint31
Release
Cadence days
Ruff7
StyleLint7
History
StyleLint20 items
License
Spdx
RuffMIT
StyleLintMIT
Language
Primary
RuffRust
StyleLintJavaScript
Market

Capabilities

Feature-by-feature on the axes that matter for code quality tools. “-” means undocumented, not absent.

Core
Function
RuffLinter
StyleLintLinter + formatter
Language scope
RuffSingle-language
StyleLintSingle-language
Implementation language
RuffRust
StyleLintJavaScript
Capability
Autofix
Ruff
StyleLint
Config
Config model
Ruff-
StyleLintConfig file
Extensibility
Custom rules
Ruff-
StyleLint
Deployment
Deployment
RuffCLI-local
StyleLintCLI-local
Delivery
Editor integration
Ruff
StyleLint
CI / VCS gating
Ruff-
StyleLint
Insight
Code metrics
Ruff-
StyleLint
Performance
Incremental / monorepo aware
Ruff
StyleLint
Licensing
Open-source
RuffOSS
StyleLintOSS
Commercial
Pricing model
RuffFree
StyleLintFree

What each one is

The product in its own terms, so the numbers below have context.

Ruff

A fast Python linter built in Rust that consolidates multiple linting tools into a single interface. It supports over 500 rules, provides automated fixes for common issues, and runs significantly faster than traditional Python linters on even very large codebases.

Independently observed

StyleLint

Leader

Stylelint is an open-source CSS linter with over 100 built-in rules that helps developers catch errors, enforce conventions, and automatically fix issues. It supports plugins for custom rules and can parse CSS-like languages such as SCSS and Sass.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Ruff

Pricing not documented yet.

StyleLint

Leader
Open source

Free and open source (MIT License)

as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
macOS
Ruff
StyleLint
Windows
Ruff
StyleLint
Linux
Ruff
StyleLint
CLI
Ruff
StyleLint
Deployment
Self-hosted
Ruff
StyleLint

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Ruff

6 total
  • Flake8
  • isort
  • Autoflake
  • Pyflakes
  • pycodestyle
  • Pylint
Independently observed

StyleLint

Leader

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.