CSV to JSON Converter

Convert CSV data to JSON format. Supports custom delimiters, header detection, and automatic type inference.

Delimiter

First row is header

Infer types (numbers, booleans)

CSV Input

Paste your CSV data

JSON Output

Converted JSON

About CSV to JSON

This tool converts CSV (Comma-Separated Values) data into JSON format. It handles quoted fields, custom delimiters, and can automatically detect data types.

Supports custom delimiters (comma, tab, semicolon, etc.)
Handles quoted fields with commas inside
Optional first row as header names
Automatic type inference for numbers, booleans, and null
Preserves empty values as null