EZ
EZ2Conv

Excel-JSON Converter

Convert Excel spreadsheets (XLSX, XLS, CSV, ODS) to structured JSON data with real-time preview. Supports object and array output formats, multi-sheet selection, header handling, and date parsing. Free browser-based tool processing files up to 10MB with no server uploads.

Initializing Excel processing library...

How to Use

  1. Drag and drop Excel files (.xlsx, .xls) or click to upload; CSV and ODS files are also supported with a maximum size of 10MB
  2. Configure output format (object with header keys or compact array), header processing, date parsing, and empty cell handling options
  3. Review the automatically converted JSON data in the preview panel, formatted for readability with proper indentation
  4. Check row, column, and sheet statistics, then copy the JSON output to your clipboard or download it as a file

💡 Usage Tips

  • • Enable 'Use first row as headers' option if the first row contains headers
  • • When multiple sheets exist, the first sheet is automatically selected
  • • Large files may take longer to process
  • • Object format outputs as key-value pairs, array format as compressed form

Frequently Asked Questions

Yes, EZ2Conv's Excel-JSON Converter is 100% free with no hidden fees, usage limits, or premium tiers. Convert unlimited Excel files (XLSX, XLS, CSV, ODS) to JSON with multi-sheet support, object/array formats, header handling, and date parsing at no cost.
Absolutely. All Excel parsing and JSON conversion happens entirely in your browser using client-side JavaScript. Your Excel files are never uploaded to any server or stored anywhere, making it safe for spreadsheets containing financial reports, customer databases, or sensitive business data.
No registration or login is required. Simply upload your Excel file and get instant JSON output. You get immediate access to format selection, multi-sheet processing, header configuration, and real-time preview with no email or account needed.
This tool supports XLSX, XLS, CSV, and ODS file formats. It can process multiple sheets within a single file and handles various data types including numbers, dates, and text.
Yes, when your Excel file contains multiple sheets, you can select which sheet to convert or convert all sheets at once. The tool displays sheet statistics including row and column counts for easy selection.
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