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JSON Converter

Convert JSON documents to YAML, XML, or CSV locally. Arrays and nested objects are handled without uploads.

Pick a target format, paste your JSON, and click Convert. YAML, XML, or CSV output is produced in your browser.

JSON input
Converted output

What this JSON converter does

Convert valid JSON into YAML, XML, or CSV. CSV conversion expects an object or array of objects with flat fields.

Frequently asked questions

Can I convert JSON to YAML, XML, or CSV?

Yes. Pick a target format, paste your JSON, and click Convert. Arrays of objects flatten cleanly into CSV with headers.

Does it handle nested objects and arrays?

Yes. Nested objects and arrays are represented in each target format without losing structure.

Does the conversion upload my data?

No. Conversion runs entirely in your browser.

Does JSON Converter upload my data?

No. JSON Converter runs entirely in your browser — your input never leaves this page.

Is JSON Converter free to use?

Yes. JSON Converter is completely free, with no account and nothing to sign up for.

Updated 2026-08-07 · Runs in your browser — your data never leaves this page.