Top 5 Online Tools to Convert JSON to Java Classes

In this article, I would like to suggest a few online websites to auto-generate Java POJO class from JSON.  I am frequently using these websites while project work or development. Manually converting from JSON to Java class is heavy task and time consuming so you can use these tools do your job quicker. Let me start with my favorite tool which provides lots of options:

1. jsonschema2pojo

jsonschema2pojo generates Java types from JSON Schema (or example JSON) and can annotate those types for data-binding with Jackson 1.x, Jackson 2.x or Gson.

You can use jsonschema2pojo as a Maven plugin, an Ant task, a command line utility, a Gradle plugin or embedded within your own Java app.

Check out below diagram, this tool provides lot's of options and it is my one of my favorite tool.

  • This tool will help you to convert your JSON String/Data to JAVA Class Object
  • You can download, share and save the generated code.

3. JSON to Java Code Generator

A free code generator which converts your JSON (JavaScript Object Notation) schema into Java Object. The JSON keys are converted to private variables with getter setter methods for them. The inner objects in JSON are converted as inner classes in Java Object. Copy the converted JAVA code and make it work for you.

4. Convert XML or JSON to Java POJO Classes - Online

This is a simple but useful tool to convert XML or JSON file to Java POJO Classes.

5. JSON to Java Pojo Converter

  • The tool will convert JSON to Java POJO classes, generate java POJO classes from JSON quickly.
  • Type or paste a JSON string into the text area above, then click the Generate button to get your result.


  1. Hey! I'd like to share this useful online file converter that just work awesome. Make sure to check out more


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