Java Code Beautifier and Formatter

Transform any Java code into clean, readable format with our free online Java beautifier

All code runs locally in your browser — nothing ever leaves your device
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What is Java Formatter?
Java Formatter is a specialized tool designed to format and beautify Java code according to Oracle Java conventions and industry best practices. Java is a robust, object-oriented programming language used for enterprise applications, Android development, and large-scale systems, requiring consistent formatting for maintainable and professional code.
Our Java formatter ensures your code follows established standards and maintains consistency across your development team and enterprise environments.
Key Benefits:
  • Enterprise Standards Compliance: Apply Oracle Java Code Conventions and Google Java Style guidelines automatically
  • Modern Java Features: Support for Java 17+ syntax including records, sealed classes, and pattern matching
  • Framework Integration: Optimize for Spring Boot, Jakarta EE, Hibernate, and popular Java frameworks
  • Object-Oriented Organization: Structure classes, interfaces, inheritance hierarchies, and design patterns
  • Performance Enhancement: Format code for optimal JVM performance and memory management
Perfect for Java developers, enterprise engineers, and development teams working with Spring applications, microservices, and large-scale Java systems.
Java Formatting Options
Configure Java formatting to match your enterprise development standards and team preferences. Our formatter supports comprehensive options for modern Java features, frameworks, and enterprise development workflows.
Indentation Settings
  • Class and method indentation (4 spaces per Oracle standard)
  • Interface and annotation formatting
  • Generic parameter alignment
  • Lambda expression structure
Code Structure Options
  • Package and import organization
  • Class member ordering (fields, constructors, methods)
  • Method signature formatting
  • Exception handling structure
Java-Specific Features
  • Annotation and metadata formatting
  • Stream API and functional programming
  • Record and sealed class structure
  • Module system organization
Advanced Formatting
  • Javadoc comment structure
  • Design pattern implementation
  • Thread safety and concurrency
  • Enterprise framework integration
How to Use Java Formatter:
  1. Upload your Java file or paste enterprise code directly into the editor
  2. Select your preferred formatting options (Oracle conventions, indentation, framework settings)
  3. Click "Format" to apply Java best practices and improve code readability
  4. Use fullscreen mode for large enterprise applications and complex Java projects
  5. Copy the formatted output for development or integrate with Java IDEs and build tools
Integration Support: Works seamlessly with Java frameworks like Spring Boot, Jakarta EE, and development tools including IntelliJ IDEA, Eclipse, NetBeans, and popular build systems like Maven and Gradle. Compatible with Java 17+ and enterprise development standards.