JSON to Java
Generate a Java POJO class from a JSON sample.
Why use this json to java
Getters and setters included
Every field gets a standard public getter and setter method.
Sensible type mapping
Integers, doubles, booleans, Strings, Lists, and Maps are inferred correctly.
Works with arrays of objects
Pass an array and the first item's shape is used as the class template.
About the JSON to Java
Paste a sample JSON object and get a Java class with typed fields, getters, and setters — ready to paste into your project.
Frequently asked questions
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Search for a key or value anywhere inside a JSON document.
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Convert JSON into clean, readable YAML.
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Validate a JSON document against a JSON Schema.
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Generate realistic fake JSON records matching a sample shape.
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Scan JSON for API keys, tokens, and other secrets before you share it.
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Redact sensitive fields before sharing a JSON sample.
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Spot deeply nested structures, huge arrays, and oversized payloads.
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See which fields actually show up across many JSON records.
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Check whether an API response matches its expected shape.
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Semantic Diff
Compare JSON by meaning, not just characters — and know if it's a breaking change.