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Head-to-head · Linters

Stylelint vs Biome

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Stylelint #4 in Linters 8.8/10 Free plan Free plan✓ 3 of 4 features Visit Stylelint
Biome #8 in Linters 8.4/10 Free plan Free plan✓ 4 of 4 features Visit Biome

Stylelint leads on 0 checks, Biome on 2, and 4 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreStylelint · 8.8/10
  • Free planboth
  • Most featuresBiome · 4 of 4

Stylelint scores higher on our rubric for linters: 8.8 against 8.4 out of 10; our editors rank them #4 and #8.

Biome leads on languages supported: 17 versus 8. Biome offers security rules; Stylelint doesn't.

Stylelint is the better fit for CSS and CSS-like language teams. Biome is the better fit for teams linting and formatting web code.

  • Stylelint fits best

    CSS and CSS-like language teams

  • Biome fits best

    Teams linting and formatting web code

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Side by side

Feature Stylelint 8.8/10 Visit ↗ Biome 8.4/10 Visit ↗
At a glance
Editor score 8.8 8.4
Ranking #4 in Linters #8 in Linters
Best for CSS and CSS-like language teams Teams linting and formatting web code
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Self-hosted, Browser extension Desktop
Platforms Linux, macOS, Windows Windows, macOS, Linux
Support Docs, Community Community, Docs
Integrations 9 integrations 5 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Stylelint 3/4 · Biome 4/4
Autofix ✓ ✓
Custom rules ✓ ✓
Security rules — ✓ (best)
CI support ✓ ✓
Specs
Languages supported 8 17 (best)
IDE support Ide Ide
Our review
Pros
  • More than 100 built-in rules with autofix for supported problems
  • Plugins, shareable configs, and custom syntax support
  • Node.js, PostCSS, editor, and CI integration options
  • Combines linting, formatting, autofixes, import sorting, and CI checks
  • Supports editor workflows through VS Code, IntelliJ, and Zed integrations
  • Offers custom diagnostics, configurable rules, Docker images, and standalone binaries
Cons
  • Specialized around CSS and CSS-like languages
  • Platform coverage centers on API and self-hosted workflows
  • Autofix applies only to supported problems
  • Some listed languages are experimental or in progress
  • Not all listed language entries currently support linting
  • Its focus is web projects rather than general-purpose codebases
Our verdict

Stylelint is an open-source linter for CSS and CSS-like syntaxes. It checks for invalid or problematic constructs, unknown properties, naming violations, convention issues, and other rule-defined problems. Its audience is teams working…

Read the review →

Biome is an open-source toolchain for web projects, combining a formatter, linter, command-line interface, and Language Server Protocol integration. It is aimed at developers and teams maintaining modern web applications, with support for…

Read the review →
  1. StylelintLinters 8.8Free plan
  2. BiomeLinters 8.4Free plan

Strengths and trade-offs

  • Stylelint — where it wins

    • More than 100 built-in rules with autofix for supported problems
    • Plugins, shareable configs, and custom syntax support
    • Node.js, PostCSS, editor, and CI integration options

    Where it doesn't

    • Specialized around CSS and CSS-like languages
    • Platform coverage centers on API and self-hosted workflows
    • Autofix applies only to supported problems

  • Biome — where it wins

    • Combines linting, formatting, autofixes, import sorting, and CI checks
    • Supports editor workflows through VS Code, IntelliJ, and Zed integrations
    • Offers custom diagnostics, configurable rules, Docker images, and standalone binaries

    Where it doesn't

    • Some listed languages are experimental or in progress
    • Not all listed language entries currently support linting
    • Its focus is web projects rather than general-purpose codebases

More comparisons

All linters comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update