Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Linters

ShellCheck vs Stylelint

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score ShellCheck #3 in Linters 9.0/10 Free plan Free plan✓ 2 of 4 features Visit ShellCheck
Stylelint #4 in Linters 8.8/10 Free plan Free plan✓ 3 of 4 features Visit Stylelint

ShellCheck leads on 0 checks, Stylelint on 1, and 5 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 scoreShellCheck · 9.0/10
  • Free planboth
  • Most featuresStylelint · 3 of 4

ShellCheck scores higher on our rubric for linters: 9.0 against 8.8 out of 10; our editors rank them #3 and #4.

Stylelint leads on languages supported: 8 versus 4. On ide support, Stylelint gives you Ide where ShellCheck offers Editor.

ShellCheck is the better fit for shell-script quality and portability checks. Stylelint is the better fit for CSS and CSS-like language teams.

  • ShellCheck fits best

    Shell-script quality and portability checks

  • Stylelint fits best

    CSS and CSS-like language teams

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature ShellCheck 9.0/10 Visit ↗ Stylelint 8.8/10 Visit ↗
At a glance
Editor score 9.0 8.8
Ranking #3 in Linters #4 in Linters
Best for Shell-script quality and portability checks CSS and CSS-like language teams
Pricing model Free Free
Starting price Free plan Free plan
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Self-hosted Self-hosted, Browser extension
Platforms Web, Windows, macOS, Linux Linux, macOS, Windows
Support Community, Docs Docs, Community
Integrations 9 integrations 9 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features ShellCheck 2/4 · Stylelint 3/4
Autofix ✓ ✓
Custom rules Not checked yet ✓ (best)
Security rules Not checked yet —
CI support ✓ ✓
Specs
Languages supported 4 8 (best)
IDE support Editor Ide
Our review
Pros
  • Checks sh, bash, dash, ksh and BusyBox shell dialects
  • Fits editors, CI pipelines and build or test workflows
  • Provides machine-readable output and unified-diff fix suggestions
  • 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
Cons
  • Does not support custom rules
  • Focused specifically on shell scripts rather than multiple languages
  • Configuration relies on inline directives and shellcheckrc
  • Specialized around CSS and CSS-like languages
  • Platform coverage centers on API and self-hosted workflows
  • Autofix applies only to supported problems
Our verdict

ShellCheck is an open-source static analysis and linting tool for shell scripts. It is suited to developers and teams maintaining sh, bash, dash, ksh or BusyBox shell code who want feedback on syntax, semantic, robustness, portability and…

Read the review →

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 →
  1. ShellCheckLinters 9.0Free plan
  2. StylelintLinters 8.8Free plan

Strengths and trade-offs

  • ShellCheck — where it wins

    • Checks sh, bash, dash, ksh and BusyBox shell dialects
    • Fits editors, CI pipelines and build or test workflows
    • Provides machine-readable output and unified-diff fix suggestions

    Where it doesn't

    • Does not support custom rules
    • Focused specifically on shell scripts rather than multiple languages
    • Configuration relies on inline directives and shellcheckrc

  • 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

More comparisons

All linters comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update