Write Clean JavaScript

static code analysis tools for your JavaScript

Utilize static code analysis to find issues in JavaScript such as bugs, code smells & security vulnerabilities. Use the Sonar language analyzer with hundreds of rules to assess your code and ensure the security, reliability, and maintainability of your software.

your passion is JavaScript, our passion is Clean Code

Sonar static code analysis helps you build secure, maintainable and high-quality JavaScript applications. Covering popular frameworks, standards and versions, Sonar elevates your coding standards while keeping dangerous security vulnerabilities at bay.

Bug detection in Javascript code
350+ dedicated static code analysis rules

your code standards. covered.

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Developed for developers in the open and here to stay.

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Find tricky, hard-to-spot issues in your JavaScript regular expressions.

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quick fixes

Effortlessly repair your JavaScript coding issues with just a click.

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multi-language support

Support multiple languages in your codebase side-by-side: TypeScript, CSS & back-end languages too!

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reduce security risks

Own the code security of your JavaScript

Dedicated rules to detect JavaScript vulnerabilities including ones stemming from OWASP & CWE Top 25 guidelines.

See All JavaScript Rules
Image is representing developers and their code in a secure environment free of potential code vulnerabilities.

SonarQube code analysis finds issues while you focus on the work

It all comes from a powerful static analysis engine that we constantly refine. SonarQube employs advanced rules along with smart, exclusive static code analysis techniques to find the trickiest, most elusive issues, code smells, and security vulnerabilities.

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code review with issues such as bugs, vulnerabilities, security hotspots and code smells.

precise static code analysis

Deep static analysis of your code through symbolic execution, path sensitive analysis & cross-function/cross file analysis.

fast issue resolution

Issue contextualization with secondary locations highlighted and clear remediation guidance helps you understand and construct a fix.

minimal distractions

Automatic pull request analysis with results decorated in your favorite DevOps platform so you stay in the zone.

SonarQube is easy to onboard and has a wide variety of languages that are supported.

Prahlad Ram, DevOps Technical lead @ Verse

The best way to write better JavaScript

release secure, reliable and maintainable software

Sonar enables clean JavaScript code to where your code lives. Sonar is tightly integrated with your CI/CD workflow to feed you the right info at the right time and place.


JavaScript analysis in your IDE

SonarLint in your IDE is your first line of defense for keeping the code you write today clean and secure. Issues are raised in line with clear rule descriptions and guidance.

With SonarLint, the impact is immediate and no configuration is required. You learn from the real-time feedback provided and quickly resolve issues with contextual guidance and automatic Quick Fixes!

SonarLint is available from your IDE marketplace:
Visual Studio | VS Code | JetBrains | Eclipse

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Sonar works in your Jetbrains, VS Code, Visual Studio and Eclipse IDE's
For your developer team

JavaScript in your workflow

Automatically analyze Pull Requests and feature branches with the results decorated in the DevOps platform of your choice.

Your team can share rule configurations and exclusions across projects and coalesce on a shared definition of excellence. The project Quality Gate is visible to everyone and the releasabity status is clear.

SonarCloud tightly integrates with these popular platforms:
GitHub | Bitbucket | Azure DevOps | GitLab

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refactoring bits of code and quality checks are shown as an abstract of a developers environment.
Increase the Value of Your Software

reduce technical debt with Clean Code in each release

Sonar empowers developers to write Clean Code

As a developer, your priority is making sure the JavaScript code you write today is high quality and secure. The SonarQube user interface highlights the health of your New Code (changed or added) so you’ll clearly know when your code is solid.

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Quality Gates show your project Releasability

Out of the box, the Sonar Quality Gate clearly signals whether your commits are clean and your projects are releasable. A quality gate coalesces the team around a consistent, shared vision of quality. Everyone knows the coding standard of excellence and whether it’s being met.

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we support your JavaScript workflow

start cleaning your JavaScript code now

Self-managed appSaaS App