JSON KitJSON to Java POJO

JSON to Java POJO

Generate Java POJO classes from any JSON sample.

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Frequently Asked Questions

What library does the generated code use?
The output is generated by quicktype-core, the same engine behind VS Code's Paste JSON as Code. It produces idiomatic java code with proper type handling.
How are null values handled?
Null JSON fields generate nullable/optional types appropriate for java. The generated code handles null safely.
Does this work for nested objects?
Yes — nested JSON objects generate nested java types. All dependencies are emitted in the correct order.
Is the generated code production-ready?
It's a solid starting point. Review and adjust types, especially for null fields, before using in production.