Data Format Converter Tool

JSON, Excel, CSV data format converter with file upload and download support for data analysis and API development

Conversion Mode

Input Data

Note: JSON data should be in object array format

Output Data

Conversion result will be displayed after inputting data

Instructions

Supported Formats

• JSON: JavaScript Object Notation, array format
• CSV: Comma Separated Values, table data format
• Excel: Spreadsheet format (exported as CSV)

Conversion Rules

• JSON must be in object array format
• CSV first row as header
• Excel files will be converted to CSV format
• Supports Chinese and special characters

All conversions are completed locally in the browser, data is not uploaded to servers, protecting your privacy and security.