CSV-JSON Converter

Transform data between CSV and JSON formats with advanced parsing options and real-time preview.

Input Data

Enter CSV data with headers in the first row
Supported formats: CSV, JSON, TXT (max 50MB)

Live Preview

Enter data in the input section to see a live preview

About CSV-JSON Converter

What does this tool do?

The CSV-JSON Converter provides bidirectional transformation between CSV (Comma-Separated Values) and JSON (JavaScript Object Notation) data formats. It offers advanced parsing options, real-time preview, and supports complex data structures with nested objects and arrays.

Why convert between CSV and JSON?

  • Data Integration - Connect systems that use different data formats
  • API Development - Transform CSV data for REST API consumption
  • Database Migration - Convert between structured and semi-structured formats
  • Data Analysis - Prepare data for different analysis tools and platforms
  • Web Development - Convert server data for frontend JavaScript applications

Who uses this tool?

  • Data Analysts - Converting datasets between analysis platforms
  • Web Developers - Preparing data for web applications and APIs
  • Database Administrators - Migrating data between different database systems
  • Business Analysts - Transforming reports and business data
  • System Integrators - Connecting systems with different data requirements

How to use this tool

  1. Choose conversion direction - Select CSV to JSON or JSON to CSV
  2. Input your data - Paste data directly or upload a file
  3. Configure options - Set delimiter, headers, and other parsing preferences
  4. Preview results - View real-time preview as you type or adjust settings
  5. Convert and download - Generate the final output and download the converted file

Format Information

CSV Format

Comma-Separated Values (CSV) is a simple format for tabular data where each line represents a row and columns are separated by commas or other delimiters.

Name,Age,City
John,25,New York
Jane,30,London
JSON Format

JavaScript Object Notation (JSON) is a lightweight data format that's human-readable and commonly used for data exchange between web applications.

[
  {"Name": "John", "Age": 25, "City": "New York"},
  {"Name": "Jane", "Age": 30, "City": "London"}
]

Advanced Features

Custom Delimiters

Support for various CSV delimiters including comma, semicolon, tab, pipe, and colon.

Header Detection

Automatic detection and handling of header rows in CSV data.

Nested Data Handling

Intelligent flattening of nested JSON objects for CSV conversion.

Data Type Preservation

Automatic detection and preservation of data types during conversion.