JSON to CSV Converter — Free Browser-Based, Flatten Nested JSON

Cách dùng

1. 1 Paste a JSON array of objects.
2. 2 Optionally turn on "Flatten" to expand nested objects into dot-path columns.
3. 3 Copy or download the CSV.

Vì sao dùng công cụ này

• Handles missing keys — fills with empty cells.
• Optional dot-path flattening turns {"a":{"b":1}} into column "a.b".
• Auto-quotes fields with commas, newlines, or quotes per RFC 4180.
• Pure client-side, your data stays private.

Câu hỏi thường gặp

JSON to CSV Converter là gì?

A JSON to CSV Converter is a tool that transforms a JSON array of objects into CSV. It maps object keys to columns and values to rows, and offers an optional dot-path flatten so nested data is expanded into individual columns. It runs entirely in the browser, converting the data locally on the device without uploading it to a server.

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