Write Clean CSS

static analysis tools for your CSS

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

Your passion is CSS, our passion is Clean Code

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

See all the CSS rules

SonarQube Server code analysis finds issues while you focus on the work

It all comes from a powerful static analysis engine that we constantly refine. SonarQube Server 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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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.

The best way to code CSS better

produce secure, reliable and maintainable software

Sonar brings Clean Code to where your code lives. Sonar is tightly integrated with your IDE and CI/CD workflow to feed you the right info at the right time and place.

For you

CSS linting in your IDE

SonarQube for IDE in your IDE is your first line of defense for keeping the CSS you write today high quality and secure. Issues are raised in-line with clear rule descriptions and guidance.

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

SonarQube for IDE 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

CSS in your cloud 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.

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

Try SonarQube Cloud for free
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 each release

Sonar empowers developers to write Clean Code

As a developer, your priority is making sure the CSS code you write today is high quality and secure. The SonarQube Server user interface highlights the health of your new code (changed or added) so you’ll clearly know when your code quality 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 shared vision of quality. Everyone knows the standard of excellence and whether it’s being met.

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we support your CSS analysis workflow

start cleaning your CSS now

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