Convert between popular data formats including CSV, JSON, XML, YAML, and Excel. All conversions are processed locally in your browser for maximum privacy.
Files never leave your device
No waiting, no uploads
No limits, no registration
Convert CSV files to Excel spreadsheets with proper formatting
Transform JSON data into CSV format for spreadsheet applications
Export Excel spreadsheets to universal CSV format
Convert CSV data to JSON format for web applications
Transform XML documents into JSON format
Convert YAML configuration files to JSON
Transform JSON data into XML documents
Convert JSON to human-readable YAML format
Data format conversion is essential for working with different applications and systems. Whether you need to import data into a spreadsheet, exchange information between APIs, or configure applications, our converters make it easy.
All conversions happen directly in your browser using JavaScript. Your files are never uploaded to any server, ensuring complete privacy and security of your data.