CSV to JSON Converter

Instantly convert data from CSV format to JSON. Supports customizable delimiters, headers and large file processing.

Max. size: 5MB. After selecting the file, the data will automatically appear in the field above.

How to use the CSV to JSON converter?

Advantages:

  • Instant conversion - data is converted in real time
  • Configurable parameters - delimiter selection, header processing
  • Security - processing is done on your device
  • Unicode Support - correct handling of Cyrillic and special characters

Instructions:

  1. Paste CSV data into the text area or upload a file
  2. Select the column delimiter (comma by default)
  3. Specify whether the first row contains headers
  4. Click 'Convert'
  5. Copy or download the result in JSON format

Usage example:

CSV data:

Name,Age,City
Ivan,30,Moscow
Maria,25,Saint Petersburg

JSON result:

[
  {
    "Name": "Ivan",
    "Age": "30",
    "City": "Moscow"
  },
  {
    "Name": "Maria",
    "Age": "25",
    "City": "St. Petersburg"
  }
]