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JSON to Excel Converter

Convert complex JSON to editable XLSX with online preview, custom headers, and data mapping

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How to convert JSON to Excel

  1. 1

    Paste or upload JSON

    Can use JSON objects, arrays, or API responses containing array fields like data, items, records, rows, results, list, etc.

  2. 2

    Adjust root node and mapping

    Select the array root path, set the array output method, and edit headers, source paths, transformation functions, default values, or template mapping.

  3. 3

    Preview and edit

    Modify data directly in the online spreadsheet, add or delete rows and columns, then export the current preview as an XLSX file.

Features Overview

Convert JSON to editable Excel workbooks in your browser. The tool identifies array root nodes, expands nested objects, supports custom headers, and allows field mapping through secure built-in transformation functions before exporting to XLSX.

Tool Description

Free online JSON to Excel converter. Flatten nested JSON, detect API array roots, customize headers, apply data mapping transforms, edit the spreadsheet preview, and export XLSX locally in your browser.

Capabilities Checklist

  • Automatically recognizes common API array structures like data, items, records, rows, results, and list.
  • Flattens nested JSON objects into table columns; arrays can be exported as JSON text, concatenated text, or counts.
  • Provides an online table preview with direct editing of cells, rows, columns, and headers.
  • Supports custom headers, source paths, default values, and data mapping transformations.
  • Supports path.to.value path template mapping for combining multiple JSON fields.
  • All processing is done locally in the browser. The exported .xlsx includes frozen headers and filters.

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Frequently Asked Questions

Can this tool handle nested JSON?
Yes. Nested objects are flattened into field paths, and arrays can be exported as JSON text, concatenated values, or counts.
Will my JSON be uploaded to the server?
No. Parsing, mapping, preview editing, and XLSX generation all happen locally in your browser.
Can I customize Excel headers?
Yes. The mapping panel supports renaming headers, modifying source paths, disabling fields, and adding default values or template combined columns.