JSON to CSV Converter
Format, validate, and minify JSON with syntax highlighting. Free, fast, and runs 100% in your browser.
Exporting JSON data from APIs or databases into a spreadsheet requires CSV format. This converter transforms JSON arrays into properly formatted CSV with headers — handling nested objects by flattening keys with dot notation.
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JSON Formatter & Validator
Format, minify, and validate JSON instantly
Feature Overview
| Feature | Details |
|---|---|
| JSON to CSV | ✓ |
| Nested flattening | Dot notation |
| Header generation | Auto |
| Privacy | 100% client-side |
Frequently Asked Questions
Does it handle nested JSON?
Yes. Nested objects are flattened using dot notation (e.g., address.city) for clean CSV columns.
Can I open the output in Excel?
Yes. The generated CSV is compatible with Excel, Google Sheets, and all spreadsheet applications.