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.
-
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.
Do you think we are missing an alternative of Checkstyle or a related project?
Popular Comparisons
-
CheckstylevsSonarQube
-
CheckstylevsSpotbugs
-
CheckstylevsPMD
-
CheckstylevsError Prone
-
CheckstylevsCodacy
|
SaaSHub - Software Alternatives and Reviews
Sponsored
www.saashub.com
|
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.