CSV to JSON Converter

Paste your CSV (first row = headers) and get a clean JSON array of objects. Optionally auto-detect numbers and booleans.

Paste CSV

Separator Auto-detect numbers Auto-detect booleans (true/false/yes/no)

Runs entirely in your browser. Nothing is uploaded.

How it works

STEP 1

Paste any CSV text that has a header row as the first line.

STEP 2

Enable number and/or boolean coercion to get typed values instead of plain strings.

STEP 3

Click Convert, then copy the JSON to clipboard or download it as a .json file.