CSV to JSON Converter - Free, Instant, In Your Browser
Paste CSV data with a header row and get back a clean, indented JSON array - useful for feeding spreadsheet data into an API or script.
How to use CSV → JSON
- 1Paste your text or data into the input box above.
- 2CSV → JSON runs instantly, right in your browser.
- 3Copy the result or use it directly.
Your file is processed in your browser and is never uploaded.
Frequently Asked Questions
Does the first row need to be a header?
Yes, the first row is used as the JSON object keys for every following row.
What about quoted fields with commas inside?
They are parsed correctly - quoted commas will not be mistaken for column separators.