Checkstyle
Checkstyle is a static code analysis tool for Java that checks source code against a configurable set of coding standards and style rules. It helps developers enforce consistent code formatting, naming conventions, and best practices by scanning Java files and generating reports on violations. It is commonly integrated into build processes and IDEs to automate code quality checks.
Developers should use Checkstyle to maintain code consistency and readability in Java projects, especially in team environments where multiple contributors work on the same codebase. It is valuable for enforcing coding standards in large-scale applications, open-source projects, or organizations with strict style guidelines, helping to reduce technical debt and improve maintainability. It can be integrated with build tools like Maven or Gradle to run automatically during compilation.