Description
Members chat:
Contributors chat:
Checkstyle is a tool for
checking Java source code for adherence to a Code Standard or set of validation rules (best practices).
The latest release version can be found at SourceForge downloads or at Maven repo.
Each-commit builds of maven artifacts can be found at Maven Snapshot repository.
Documentation is available in HTML format, see http://checkstyle.sourceforge.net/checks.html.
Checkstyle alternatives and similar libraries
Based on the "Code Analysis" category.
Alternatively, view Checkstyle alternatives based on common mentions on social networks and blogs.
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SonarQube
Integrates other analysis components via plugins and provides an overview of the metrics over time. -
Codacy
Continuous static analysis, code coverage, and software metrics to automate code reviews.
Get performance insights in less than 4 minutes
* Code Quality Rankings and insights are calculated and provided by Lumnify.
They vary from L1 to L5 with "L5" being the highest. Visit our partner's website for more details.
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README
Checkstyle is a tool for checking Java source code for adherence to a Code Standard or set of validation rules (best practices).
Members chat:
Contributors chat:
The latest release version can be found at GitHub releases or at Maven repo.
Each-commit builds of maven artifacts can be found at Maven Snapshot repository.
Documentation is available in HTML format, see https://checkstyle.org/checks.html.
Build instructions and Contribution
Explanation on how to create your own module
Continuous integration and Quality reports
Travis (Linux & MacOS build):
AppVeyor (Windows build):
Quality reports: https://checkstyle.org/project-reports.html
JavaScript, CSS and Java source file analysis on Codacy:
Feedback/Support
Please send any feedback to https://groups.google.com/forum/?hl=en#!forum/checkstyle
Questions and Answers from community:
Bugs and Feature requests (not the questions): https://github.com/checkstyle/checkstyle/issues
Support/Sponsor checkstyle
If you want to speed up fixing of issue and want to encourage somebody in
internet to resolve any issue:
Licensing
[][license]
This software is licensed under the terms in the file named "LICENSE" in this directory.
The software uses the ANTLR package (https://www.antlr.org/). Its license terms are in the file named "RIGHTS.antlr" in this directory.
This product includes software developed by The Apache Software Foundation (http://www.apache.org/).
The software uses the Logging and Beanutils packages from the Apache Commons project (http://commons.apache.org/). The license terms of these packages are in the file named "LICENSE.apache20" in this directory.
The software uses the Google Guava Libraries (https://github.com/google/guava/). The license terms of these packages are in the file named "LICENSE.apache20" in this directory.
The software uses the Picocli Library (https://github.com/remkop/picocli/). Its license terms are in the file named "LICENSE.apache20" in this directory.
*Note that all licence references and agreements mentioned in the Checkstyle README section above
are relevant to that project's source code only.