Convert spreadsheets into clean JSON with delimiter controls, previews, and zero server uploads
Converted JSON will appear here
Enter CSV data and click Convert
Enter your CSV data directly or upload a .csv file from your computer
Choose delimiter type, header settings, and formatting preferences
Click the convert button to transform your CSV into clean JSON format
Copy the JSON to clipboard or download as a .json file instantly
Support for comma, semicolon, tab, and pipe delimiters with automatic detection options
Intelligent type detection, header configuration, and automatic value trimming for clean output
All conversion happens locally in your browser - no data ever leaves your device
Format and validate JSON with syntax highlighting
Convert between different delimiter formats
Format and beautify XML documents