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 Shellcheck or Cppcheck. 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 are mainly Code Reviews but may also be Android Development Tools. Filter by these or use the filter bar below if you want a narrower list of alternatives or looking for a specific functionality of SonarQube.
SonarQube iconSonarQube
  26
  • Freemium • Open Source
  • ...

SonarQube is an open source quality management platform, dedicated to continuously analyze and measure source code quality, from the portfolio to the method. Static code analysis is available in the "Community...

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SonarQube alternatives page was last updated Jun 17, 2024
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  1. Codacy icon
    Codacy icon

    Codacy

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

    48 Codacy alternatives
    Codacy screenshot 1

    License model

    • Free Personal • Open Source

    Platforms

    • Online
    • Self-Hosted
    • Software as a Service (SaaS)

    Codacy Features

    1.  Code Quality
    2.  Static analysis
    3.  Reporting
    Codacy screenshot 1
    Codacy screenshot 2
    +5
    Codacy screenshot 3
    Codacy iconSonarQube Icon

    Codacy VS SonarQube

    Is Codacy a good alternative to SonarQube?
     
    Comments about Codacy as an Alternative to SonarQube
     
    Guest

    Measure evaluation of the code quality over time.

    Positive comment •Jan 27, 2017
    1
    SonarQube Icon
    Codacy icon

    • Almost everyone thinks Codacy is a great SonarQube alternative.

    • Codacy is the most popular Web-based, SaaS & Self-Hosted alternative to SonarQube.

    • Codacy is the most popular Open Source & free alternative to SonarQube.

    • Codacy is Free Personal and Open SourceSonarQube is Freemium and Open Source
  2. Shellcheck icon
    Shellcheck icon

    Shellcheck

     4 likes
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    A simple tool for finding bugs in shell scripts.

    17 Shellcheck alternatives
    Shellcheck screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Online
    • Visual Studio Code
    • Vim
    • Sublime Text
    • GNU Emacs
    • Atom

    Shellcheck Features

    1.  Static Code Analysis
    2.  Security Testing
    3.  Metrics
    4.  Coding
    Shellcheck iconSonarQube Icon

    Shellcheck VS SonarQube

    Is Shellcheck a good alternative to SonarQube?
     
  4. Cppcheck icon
    Cppcheck icon

    Cppcheck

     23 likes
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    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.

    17 Cppcheck alternatives
    Cppcheck screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Windows
    • Linux
    • PortableApps.com
    • Eclipse

    Cppcheck Features

    1.  Portable
    2.  C++
    Cppcheck iconSonarQube Icon

    Cppcheck VS SonarQube

    Is Cppcheck a good alternative to SonarQube?
     

    • Cppcheck is the most popular Windows & Linux alternative to SonarQube.

    • Cppcheck is Free and Open SourceSonarQube is Freemium and Open Source

  5. Coverity Scan

     4 likes
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    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

    License model

    • Freemium • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
    • Online
    • BSD

    Coverity Scan Features

    1.  Debugging
    2.  C++
    3.  Static Code Analysis
    SonarQube Icon

    Coverity Scan VS SonarQube

    Is Coverity Scan a good alternative to SonarQube?
     

    • Coverity Scan is the most popular Mac alternative to SonarQube.

    • Coverity Scan is Freemium and ProprietarySonarQube is Freemium and Open Source
  6. Flawfinder icon
    Flawfinder icon

    Flawfinder

     3 likes
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    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

    License model

    • Free • Open Source

    Platforms

    • Windows
    • Linux

    Flawfinder Features

    1.  C++
    Flawfinder iconSonarQube Icon

    Flawfinder VS SonarQube

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  7. SAST Online icon
    SAST Online icon

    SAST Online

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

    6 SAST Online alternatives
    SAST Online screenshot 1

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online

    Properties

    1.  Lightweight

    Features

    1.  Portable
    SAST Online iconSonarQube Icon

    SAST Online VS SonarQube

    Is SAST Online a good alternative to SonarQube?
     
  9. Code Climate icon
    Code Climate icon

    Code Climate

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

    33 Code Climate alternatives
    Code Climate screenshot 1

    License model

    • Freemium • Proprietary

    Platforms

    • Online

    Code Climate Features

    1.  C++ support
    2.  Code Quality
    Code Climate iconSonarQube Icon

    Code Climate VS SonarQube

    Is Code Climate a good alternative to SonarQube?
     
  10. PhpMetrics icon
    PhpMetrics icon

    PhpMetrics

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

    7 PhpMetrics alternatives
    PhpMetrics screenshot 1

    License model

    • Free • Open Source

    Platforms

    • Self-Hosted

    PhpMetrics Features

    1.  Metrics
    2.  Static Code Analysis
    PhpMetrics screenshot 1
    PhpMetrics iconSonarQube Icon

    PhpMetrics VS SonarQube

    Is PhpMetrics a good alternative to SonarQube?
     
  11. DeepSource icon
    DeepSource icon

    DeepSource

     1 like
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    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.

    10 DeepSource alternatives
    DeepSource screenshot 1

    License model

    • Freemium • Proprietary

    Application type

    Platforms

    • Online
    • Software as a Service (SaaS)
    • CircleCI
    • Bitbucket
    • GitHub
    • Travis CI
    • GitLab

    DeepSource Features

    1.  Automated reviews
    2.  Static Code Analysis
    DeepSource screenshot 1
    DeepSource screenshot 2
    +1
    DeepSource screenshot 3
    DeepSource iconSonarQube Icon

    DeepSource VS SonarQube

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  12. SensioLabs Insight icon
    SensioLabs Insight icon

    SensioLabs Insight

     1 like
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    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...

    17 SensioLabs Insight alternatives
    SensioLabs Insight screenshot 1

    License model

    • Freemium • Proprietary

    Platforms

    • Online

    SensioLabs Insight Features

    1.  Code Quality
    2.  Security Testing
    SensioLabs Insight screenshot 1
    SensioLabs Insight iconSonarQube Icon

    SensioLabs Insight VS SonarQube

    Is SensioLabs Insight a good alternative to SonarQube?
     
  13. Landscape (Python) icon
    Landscape (Python) icon

    Landscape (Python)

     2 likes
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    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.

    17 Landscape (Python) alternatives
    Landscape (Python) screenshot 1

    License model

    • Free Personal • Proprietary

    Platforms

    • Online

    Landscape (Python) Features

    1.  Code Quality
    Landscape (Python) iconSonarQube Icon

    Landscape (Python) VS SonarQube

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  14. Codegrip icon
    Codegrip icon

    Codegrip

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

    7 Codegrip alternatives
    Codegrip screenshot 1

    License model

    • Freemium • Proprietary

    Platforms

    • Software as a Service (SaaS)

    Codegrip Features

    1.  Automated code review
    2.  Code Quality
    Codegrip screenshot 1
    Codegrip screenshot 2
    +8
    With our code analysis, you not only get the number of issues in the code but also where they are located in your code. With this, you also get suggested solutions for each issue found in your code. This is helpful for the developers to quickly fix the issues and move ahead.
    Codegrip iconSonarQube Icon

    Codegrip VS SonarQube

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12 of 18 SonarQube alternatives