CSV to JSON

Convert CSV data into JSON arrays free in your browser. No sign-up — your data never leaves your device.

Convert CSV Files Into JSON Arrays

CSV to JSON converts comma-separated values — including a spreadsheet export — into a clean JSON array of objects, using the first row as field names, ready to drop straight into your code.

How to use

Paste your CSV data, including the header row.
Click "Convert" to generate the JSON array.
Copy or download the resulting JSON.

Common use cases

Turning a spreadsheet of product data into JSON for a website.
Converting exported analytics data into JSON for further processing.
Preparing seed data for a database from a CSV file.

More Formatting & Conversion

XML Formatter — Format, beautify, and minify XML.
SQL Formatter — Beautify messy SQL queries for multiple dialects.
Web Code Beautifier — Instantly format HTML, CSS, and JS.
XML ⇌ JSON — Convert structures between XML and JSON.
URL Parser — Extract domains and query params from URLs.