Best clang-tidy Alternatives in 2026
The top clang-tidy alternatives are ESLint, Ruff and ShellCheck: 15 linters our editors would look at instead of clang-tidy, in our ranking order.
clang-tidy: A deep C++ linter for style, bugs, custom checks, CUDA, and IDE workflows. Where it falls short: its main focus is c++ and clang-based code analysis..
Switching from clang-tidy? For most linters buyers the best clang-tidy alternative is ESLint, built for javaScript projects needing an extensible standard. SQLFluff offers the most languages supported (28).
Why People Look for a clang-tidy Alternative
- 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
- Languages supported: 3 — up to 28 with SQLFluff
Quick Picks by What You Need
- Best overallESLint9.4
JavaScript projects needing an extensible standard
Visit ESLint - Best free optionESLint9.4
Has a free plan
Visit ESLint - Most languages supportedSQLFluff7.6
28
Visit SQLFluff
All 15 clang-tidy Alternatives, Ranked
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.
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Best forJavaScript projects needing an extensible standard
- Better than clang-tidy:
- Editor score 9.4 vs 8.7
A free, extensible JavaScript linter with autofix, plugins, and broad developer-tool integrations.
- Security rules
- Autofix
- Custom rules
9.4/10★★★★★Visit ESLint -
Best forPython teams wanting linting and formatting together
- Better than clang-tidy:
- Editor score 9.2 vs 8.7
Free Python linting and formatting with more than 900 built-in rules.
- Security rules
- Autofix
9.2/10★★★★★Visit Ruff -
Best forShell-script quality and portability checks
- Better than clang-tidy:
- Languages supported: 4 vs 3
- Editor score 9.0 vs 8.7
A free, open-source linter for shell syntax, portability, robustness and security checks.
- Autofix
9.0/10★★★★☆Visit ShellCheck -
Best forCSS and CSS-like language teams
- Better than clang-tidy:
- Languages supported: 8 vs 3
- Editor score 8.8 vs 8.7
A capable, extensible CSS linter for teams that want configurable rules and CI support.
- Autofix
- Custom rules
8.8/10★★★★☆Visit Stylelint -
Best forRust developers seeking extensive lint coverage
A deeply configurable Rust linter with more than 800 checks and CI support.
- Security rules
- Autofix
8.6/10★★★★☆Visit Clippy -
Best forElixir teams checking style and complexity
A focused, free Elixir linter for style, complexity, refactoring, and custom checks.
- Security rules
- Custom rules
8.5/10★★★★☆Visit Credo -
Best forTeams linting and formatting web code
- Better than clang-tidy:
- Languages supported: 17 vs 3
An open-source web toolchain combining linting, formatting, fixes, and editor support.
- Security rules
- Autofix
- Custom rules
8.4/10★★★★☆Visit Biome -
Best forMultilanguage static-analysis programs
- Better than clang-tidy:
- Languages supported: 16 vs 3
A broad, open-source linter for teams managing static analysis across 16 languages.
- Security rules
- Custom rules
8.3/10★★★★☆Visit PMD -
Best forPython teams seeking linting, fixes, and formatting
An open-source Python linter and formatter with fixes, editor support, and CI integration.
- Security rules
- Autofix
8.2/10★★★★☆Visit Astral -
Best forMarkdown documentation teams
A focused, configurable Markdown linter for documentation workflows.
- Autofix
- Custom rules
8.1/10★★★★☆Visit markdownlint -
Best forSwift teams using Xcode
A focused, free Swift linter with configurable rules, autofix, and CI integrations.
- Autofix
- Custom rules
8.0/10★★★★☆Visit SwiftLint -
Best forJava teams enforcing configurable standards
A focused, open-source Java linter with deep checks and flexible custom rules.
- Custom rules
7.9/10★★★★☆Visit Checkstyle -
Best forGo teams prioritizing correctness checks
A focused, free Go linter with broad checks, editor fixes, and CI support.
- Autofix
7.8/10★★★★☆Visit Staticcheck -
Best forGo teams wanting many linters in one tool
A focused open-source tool for running and managing many Go linters.
- Security rules
- Autofix
- Custom rules
7.7/10★★★★☆Visit golangci-lint -
Best forSQL and dbt teams
- Better than clang-tidy:
- Languages supported: 28 vs 3
A configurable open-source SQL linter for SQL and dbt teams.
- Autofix
- Custom rules
7.6/10★★★★☆Visit SQLFluff
clang-tidy Alternatives: Common Questions
What is the best alternative to clang-tidy?
ESLint: #1 in our Linters ranking, with an editor score of 9.4 out of 10. A free, extensible JavaScript linter with autofix, plugins, and broad developer-tool integrations.
Is there a free alternative to clang-tidy?
Yes. ESLint, Ruff, ShellCheck, Stylelint and Clippy have a free plan or a free tier (15 of the 15 alternatives on this page).
Why do people look for clang-tidy alternatives?
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.
Which clang-tidy alternative has the most languages supported?
SQLFluff, with 28.
How do I switch from clang-tidy?
Export your data from clang-tidy (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel clang-tidy.
How to Switch from clang-tidy
- Export your data from clang-tidy (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel clang-tidy.
clang-tidy vs Each Alternative
| # | Tool | Free plan | Paid from | Languages supported | Autofix | Custom rules | Security rules | Score |
|---|---|---|---|---|---|---|---|---|
| 5 | clang-tidy | Free | 3 | Yes | Yes | Yes | 8.7 | |
| 1 | ESLint | Yes | Free | 1 | Yes | Yes | Yes | 9.4 |
| 2 | Ruff | Yes | Free | 1 | Yes | No | Yes | 9.2 |
| 3 | ShellCheck | Yes | Free | 4 | Yes | 9.0 | ||
| 4 | Stylelint | Yes | Free | 8 | Yes | Yes | No | 8.8 |
| 5 | Clippy | Free | 1 | Yes | No | Yes | 8.6 | |
| 6 | Credo | Yes | Free | 1 | Yes | Yes | 8.5 | |
| 7 | Biome | Yes | Free | 17 | Yes | Yes | Yes | 8.4 |
| 8 | PMD | Yes | Free | 16 | Yes | Yes | 8.3 | |
| 9 | Astral | Yes | Free | 1 | Yes | No | Yes | 8.2 |
| 10 | markdownlint | Yes | Free | 1 | Yes | Yes | 8.1 | |
| 11 | SwiftLint | Free | 1 | Yes | Yes | No | 8.0 | |
| 12 | Checkstyle | Yes | Free | 1 | Yes | 7.9 | ||
| 13 | Staticcheck | Yes | Free | 1 | Yes | 7.8 | ||
| 14 | golangci-lint | Yes | Free | 1 | Yes | Yes | Yes | 7.7 |
| 15 | SQLFluff | Yes | Free | 28 | Yes | Yes | 7.6 |
Head-to-Head
- clang-tidy vs ESLint
- clang-tidy vs Ruff
- clang-tidy vs ShellCheck
- clang-tidy vs Stylelint
- clang-tidy vs Clippy
- clang-tidy vs Credo
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update