Free SonarQube Alternatives

The best free alternative to SonarQube is Codacy. It's not free, so if you're looking for a free alternative, you could try Codacy or Shellcheck. If that doesn't suit you, our users have ranked more than 25 alternatives to SonarQube and 18 is free so hopefully you can find a suitable replacement. Other interesting free alternatives to SonarQube are Coverity Scan, Flawfinder, SAST Online and Code Climate.

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SonarQube alternatives page was last updated

Alternatives list

  1. Codacy icon
     25 likes

    Automatically reviews code style, security, duplication, complexity, and coverage on every change while tracking code quality throughout your sprints.

    Cost / License

    • Free Personal
    • Open Source

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)
     
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    Codacy vs SonarQube Comments
    Guest
    Positive
    1

    Measure evaluation of the code quality over time.

    Review by a new / low-activity user.
    • Codacy is Free Personal and Open SourceSonarQube is Freemium and Open Source
  2. Cppcheck icon
     23 likes

    Cppcheck is an static analysis tool for C/C++ code. Unlike C/C++ compilers and many other analysis tools it does not detect syntax errors in the code. Cppcheck primarily detects the types of bugs that the compilers normally do not detect.

    Cost / License

    Platforms

    • Windows
    • Linux
    • PortableApps.com
    • Eclipse
     
  3. Coverity Scan Static Analysis allows to find and fix defects in your Java, C/C++ or C# open source project for free.

    17 Coverity Scan alternatives

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD
     
  4. Flawfinder icon
     3 likes

    Flawfinder examines C/C++ source code and reports possible security weaknesses ("flaws'') sorted by risk level. It's very useful for quickly finding and removing at least some potential security problems before a program is widely released to the public.

    13 Flawfinder alternatives

    Cost / License

    Platforms

    • Windows
    • Linux
     
  5. SAST Online icon
     1 like

    SAST Online has come a long way from its beginnings for Global. SAST online targeted to analyse your code without installing or opening terminal.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  6. Code Climate icon
     5 likes

    Code Climate’s engineering process insights and automated code review for GitHub and GitHub Enterprise help you ship better software, faster.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  7. SensioLabsInsight is a quality assurance tool that analyzes your source code to find problems that degrade the overall quality of your projects. It can analyze any application developed with PHP, but it's specially designed to perform advanced analysis of Symfony2...

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
     
  8. PhpMetrics icon
     1 like

    PhpMetrics provides metrics about PHP project and classes, with beautiful and readable HTML report.

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Self-Hosted
     
  9. Landscape is an early warning system for the Python codebase. It integrates into GitHub, uses the Prospector code analysis tool for Python, and aggregates the analysis results nicely.

    Cost / License

    • Free Personal
    • Proprietary

    Platforms

    • Online
     
  10. DeepSource icon
     1 like

    Find and fix bug risks, anti-patterns, performance issues, security flaws automatically during code reviews. In addition, DeepSource automatically fixes some of the most commonly occurring issues. It works for Python, Go, Ruby, and JavaScript.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Online
    • Software as a Service (SaaS)
    • CircleCI
    • Bitbucket
    • GitHub
    • Travis CI
    • GitLab
     
  11. Codegrip icon
     Like

    Codegrip is an automated code review SaaS platform that helps developers to save time in code reviews and to tackle technical debt efficiently.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Software as a Service (SaaS)
     
12 of 18 SonarQube alternatives