CSV to JSON

Convert CSV or TSV data to JSON instantly. Paste your CSV, choose options, and get a clean JSON array ready to copy or download.

Delimiter

First row is header

Pretty print

CSV Input

JSON Output

What is CSV to JSON conversion?

CSV (Comma-Separated Values) is a plain-text format for tabular data. JSON (JavaScript Object Notation) is a structured data format widely used in APIs and web apps. Converting CSV to JSON lets you use spreadsheet data in JavaScript, Python, and any modern application.

Supported formats

Standard CSV with comma delimiter
TSV (Tab-Separated Values)
Semicolon-delimited (common in European Excel exports)
Pipe-delimited