Transform Data

JSON to CSV Converter

Convert an array of JSON objects into CSV. The result is generated locally in your browser.

Transform Data - local browser run

What this tool is for

JSON to CSV Converter flattens a simple array of objects into a header row and CSV records.

When to use it

Use it when you need to move API-like data into a spreadsheet or share a small table with a teammate.

What the result means

The output is RFC-style CSV with values quoted when needed.

Use notes

  • Input should be an array of objects.
  • Nested objects are stringified as JSON inside the cell.
  • Headers are collected from every object in the array.

Privacy and limits

Everything runs in your browser tab. Avoid pasting production secrets, private tokens, customer data, or proprietary code into any online page unless your team policy allows it.