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CSV / JSON Converter

Transform CSV data to JSON arrays and vice versa. Choose delimiters, preview in a table, and download results. All processing is local.

100% Private & Secure

This tool runs in your browser.
Your data is never uploaded or stored.

Input CSV (Comma)
1
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Output JSON

JSON output will appear here...

How to use

  1. 1

    Paste CSV or JSON data into the input.

  2. 2

    Choose the conversion direction and delimiter.

  3. 3

    Preview the result and copy or download.

Why use this tool?

Frequently Asked Questions

What delimiters are supported?
Comma, semicolon and tab.
Does the first row need to be a header?
Yes. The first row is used as field names for JSON objects.

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