CSV to JSON Converter Online
Convert CSV to JSON and JSON to CSV with customizable options.
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Supported formats: CSV
Max file size: 10MB
Conversion Options
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About CSV to JSON Converter
This free online CSV to JSON converter transforms CSV data into JSON format and vice versa with advanced customization options. Perfect for data migration, API integration, and spreadsheet processing.
Key Features
- Bidirectional conversion between CSV and JSON formats seamlessly
- Custom delimiter support for comma, semicolon, tab, and pipe separators
- Intelligent header management for CSV headers and JSON object keys
- Automatic data type detection for strings, numbers, and booleans
- Multiple JSON formatting modes (compact, default, expanded)
- Alphabetical key sorting for consistent JSON output
- File upload and download capabilities for batch processing
- Real-time validation of CSV and JSON format syntax
Use Cases
- Data migration between systems using different data formats
- API integration for converting CSV data to JSON APIs
- Spreadsheet processing from Excel/Google Sheets to JSON
- Database import/export operations and data preparation
- Web development for frontend application data conversion
- Data analysis and transformation for analysis tools
Supported Formats
Related Keywords
Data Conversion Tip
For best results, ensure your CSV has consistent column counts across all rows and use the first row for headers. When converting JSON to CSV, flat objects work better than deeply nested structures.
Privacy & Security
All processing happens locally in your browser. Your data never leaves your computer, ensuring complete privacy and security.
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