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Json To Go Pojo Generator

Turn JSON payloads into nested Go structs with inferred types in the browser

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What Is JSON to Go POJO Generator?

JSON to Go POJO Generator turns sample JSON into nested Go structs with inferred field types. It helps bootstrap models for APIs, configuration blobs, and quick unmarshaling experiments without leaving the browser.

How This Generator Works

The tool parses JSON, walks objects and arrays, and emits one struct per nested object. Primitive values map to common Go types such as string, bool, int64, and float64, while unknown shapes fall back to interface{}.

How to Use It

  1. Paste JSON or load the sample.
  2. Set a root struct name for the top-level type.
  3. Copy or download the generated models.go snippet.

Frequently Asked Questions

Does it add JSON struct tags?

No. Output focuses on field names and types. Add json:"..." tags manually if you need custom marshaling rules.

How are empty arrays handled?

Empty arrays become []interface{} because the element type cannot be inferred without a sample value.

Can I use this for production code as-is?

Treat the result as a starting point. Review nullability, naming, and numeric precision before committing generated structs to production repositories.

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