JSON to Code Generator
Pick a language, paste a JSON sample, and copy the generated classes.
Setup
Input and configuration
JSON
Configure input and options, then run convert.
Ready
Advanced Options
Result
Output, warnings, and metadata
Java
Validation messages appear here after conversion.
Diagnostics appear here after conversion.
Snippet appears here for JSON-to-code tools.
Inspector appears here for structure/type mapping insights.
Related tools
Generate classes from JSON
Paste a representative JSON sample and choose C#, Java or PHP. The generator infers property types, creates a class for each nested object, and uses lists for arrays. Check the inferred types against your real data, especially for numbers and nulls.
It was a joke, okay? If we thought it would actually be used, we wouldn’t have written it!