JSON to POJO Converter
Free online tool to convert JSON to Java POJO (Plain Old Java Object) classes. Generate Java classes with getters/setters, constructors, annotations, and support for nested objects and arrays. Perfect for REST API development.
POJO Configuration
JSON Input
Java POJO Output
Sample JSON for POJO Generation
Click on any example to generate Java POJO classes:
JSON to POJO Conversion Guide
What is POJO?
POJO (Plain Old Java Object) is a simple Java class that doesn't extend or implement any framework-specific classes or interfaces. This free online tool converts JSON structures into well-formatted Java POJO classes, complete with proper field types, getters/setters, and popular annotations like Jackson's @JsonProperty or Lombok's @Data.
- Automatically generates nested classes for complex JSON
- Handles arrays as List<T> with proper generic types
- Supports Jackson, Gson, and Lombok annotations
- Generates constructors with all fields
- Properly capitalizes field names and class names
How This Tool Helps You
This free online JSON to POJO converter dramatically accelerates your Java development workflow by automating the tedious process of writing model classes. Simply paste your JSON response from any API, and the tool instantly generates production-ready Java code with proper field types, naming conventions, and your choice of popular annotations (Jackson, Gson, or Lombok). Perfect for rapid API integration, microservices development, or learning JSON-to-Java object mapping patterns—download the generated .java file directly into your project and have clean, maintainable classes ready in seconds.
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