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JSON to CSV Converter

Convert JSON arrays to CSV format instantly. Handles nested objects and custom delimiters.

100% Private Browser-Based Free Forever New Tool

const tool = {
  name: 'JSON to CSV Converter',
  type: 'browser-based',
  cost: free,
  privacy: true,
}

Convert JSON arrays to CSV format instantly. Handles nested objects and custom delimiters.

Full UI launching soon

Want early access? Let us know →

How to Use JSON to CSV Converter

Paste your JSON array

Choose delimiter (comma, semicolon, tab)

Download or copy the CSV output

Why Use This Tool

100% Private

Your data never leaves your browser. Nothing is uploaded to any server.

Instant Results

Modern browser APIs deliver results in milliseconds with no waiting.

Free Forever

No subscriptions, no credits, no paywalls — ever.

Frequently Asked Questions

Does it handle nested JSON?

Top-level object arrays work perfectly. Nested objects are flattened with dot notation keys.

Can I choose the CSV delimiter?

Yes — comma, semicolon, tab and pipe delimiters are available.

Is Excel-compatible output produced?

Yes — the output is UTF-8 BOM encoded for correct Excel display.

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