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Head-to-head · Linters

ShellCheck vs clang-tidy

  • 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
clang-tidy #5 in Linters 8.7/10 Open source ✓ 4 of 4 features Visit LLVM Project

ShellCheck leads on 1 check, clang-tidy on 0, 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 planonly ShellCheck
  • Most featuresclang-tidy · 4 of 4

ShellCheck scores higher on our rubric for linters: 9.0 against 8.7 out of 10; our editors rank them #3 and #5.

ShellCheck leads on languages supported: 4 versus 3. On ide support, clang-tidy gives you Ide where ShellCheck offers Editor.

ShellCheck is the better fit for shell-script quality and portability checks. clang-tidy is the better fit for C++ teams needing bug and style analysis.

  • ShellCheck fits best

    Shell-script quality and portability checks

  • clang-tidy fits best

    C++ teams needing bug and style analysis

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Side by side

Feature ShellCheck 9.0/10 Visit ↗ clang-tidy 8.7/10 Visit ↗
At a glance
Editor score 9.0 8.7
Ranking #3 in Linters #5 in Linters
Best for Shell-script quality and portability checks C++ teams needing bug and style analysis
Pricing model Free Free
Starting price Free plan Open source
Free plan ✓ (best) Not checked yet
Free trial — —
Support Community, Docs Community, Docs
Integrations 9 integrations 8 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features ShellCheck 2/4 · clang-tidy 4/4
Autofix ✓ ✓
Custom rules Not checked yet ✓ (best)
Security rules Not checked yet ✓ (best)
CI support ✓ ✓
Specs
Languages supported 4 (best) 3
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
  • Covers style, interface misuse, bugs, performance, portability, and maintainability.
  • Supports autofix, custom query checks, CUDA analysis, and changed-line workflows.
  • Integrates with clangd, CLion, Visual Studio, Qt Creator, and other IDEs.
Cons
  • Does not support custom rules
  • Focused specifically on shell scripts rather than multiple languages
  • Configuration relies on inline directives and shellcheckrc
  • Its main focus is C++ and Clang-based code analysis.
  • Autofix applies only to checks with supported fixes.
  • Configuration spans command-line globs, .clang-tidy files, and compilation databases.
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 →

clang-tidy is an open-source, Clang-based linter for C++ teams that want more than basic style checking. It diagnoses style violations, interface misuse, statically detectable bugs, performance issues, portability problems, and…

Read the review →
  1. ShellCheckLinters 9.0Free plan
  2. clang-tidyLinters 8.7Open source

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

  • clang-tidy — where it wins

    • Covers style, interface misuse, bugs, performance, portability, and maintainability.
    • Supports autofix, custom query checks, CUDA analysis, and changed-line workflows.
    • Integrates with clangd, CLion, Visual Studio, Qt Creator, and other IDEs.

    Where it doesn't

    • Its main focus is C++ and Clang-based code analysis.
    • Autofix applies only to checks with supported fixes.
    • Configuration spans command-line globs, .clang-tidy files, and compilation databases.

More comparisons

All linters comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update