CSV to JSON
Convert CSV to JSON in your browser.
Convert CSV data into JSON instantly. Paste your CSV — with or without a header row — and get a clean JSON array of objects, ready to use in code or an API. Quoted fields and commas inside quotes are handled correctly. Everything runs in your browser.
Runs entirely in your browser — nothing is uploaded.
How to use the csv to json
- 1Paste your CSV data.
- 2Choose whether the first row is headers.
- 3Copy the JSON output.
Frequently asked questions
Does it handle quoted fields and commas?
Yes — fields wrapped in quotes, escaped quotes, and commas or newlines inside quotes are parsed correctly.
Is my data uploaded?
No — the conversion happens entirely in your browser; nothing is sent to a server.
What if my CSV has no header row?
Turn off 'First row is headers' and you'll get a JSON array of arrays instead of objects.