Write Clean HTML

Static code analysis tools for your HTML

Utilize static code analysis to find issues in HTML 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 HTML, our passion is Clean Code

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

See all the HTML rules
Sonar and HTML5

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 Server and Cloud employ advanced rules along with smart, exclusive static code analysis techniques to find the trickiest, most elusive issues, code smells, and security vulnerabilities.

Download SonarQube Server now
code has maintainability and reliability issues
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Precise static code analysis

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

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Fast issue resolution

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

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Minimal distractions

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

The best way to code HTML better

Start with Clean Code. End with innovation.

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

SonarQube for IDE

  • Real‑time, in‑editor feedback highlights issues as you type with inline rule descriptions and guidance. 
  • Contextual help and Quick Fixes accelerate resolution for many issues, directly in your editor. 
  • Connected Mode alignment with SonarQube (Server, Cloud) applies shared quality profiles and settings in the IDE.  
  • Available in IDE marketplaces: Visual Studio, VS Code, JetBrains IDEs, and Eclipse.
Explore SonarQube for IDE
sonar working with jetbrains, eclipse, vs and vs code
For your developer team

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

Try SonarQube Cloud for free
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We support your HTML analysis workflow

Start cleaning your HTML now

Self-managedSaaS