ElDevo
Converters

Free Online CSV to JSON Converter

Parse CSV or TSV data with Papa Parse and export a clean JSON array locally.

100% Client-Side. Your data is processed locally and is never sent to an ElDevo processing server.
Input

Ctrl/Cmd + Enter to run · Esc to clear · Processing stays in your browser.

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How to Use

  1. 1Paste CSV data.
  2. 2Enable header mode if the first row contains column names.
  3. 3Choose a delimiter when needed.
  4. 4Copy or download the JSON.

Features & Privacy Guarantee

  • Header detection
  • Delimiter selection
  • Quoted fields
  • Download JSON

Search intent: Convert CSV rows into JSON arrays in the browser.

Technical Example

Input
name,age
Ada,36
Output
[{
  "name": "Ada",
  "age": "36"
}]

Frequently Asked Questions

Does it handle quoted commas?

Yes. Papa Parse handles standard CSV quoting.

Can I convert TSV?

Yes. Choose tab as the delimiter.

Are values automatically numbers?

You can enable dynamic typing to convert numeric and boolean-looking values.

Is CSV uploaded?

No. Parsing is local.

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