JSON.xlsx
Flatten ruleSame as JSON to CSV and the online table view: nested objects expand to dot-path columns (e.g. addr.city); arrays are serialized to a JSON string in the cell.Max size: TBD
JSON sourceJSON
Load JSON
Table previewXLSX
The table preview will appear here once JSON is loaded
Array of objects → .xlsx · Local · No upload

JSON to Excel Converter

Array of objects → Excel file · Flatten nested to columns · Open directly for pivots

🔒Your data is processed locally in the browser — never uploaded or stored.

No upload, no storage

JSON is processed in memory and never sent to a server.

Share via URL fragment

Share links encode data in the # anchor — never sent to a server.

Remember last edit

Optionally keep your last input locally; clear it with one click.

Why use JSON to Excel

Convert JSON to Excel

Export an array of objects to .xlsx, openable directly in Excel or other spreadsheet apps.

Flatten Nested Data to Columns

Nested objects expand to dot-path columns — same rule as CSV and the table view.

Ready for Pivots & Analysis

A tidy column structure ready for pivot tables and formula analysis.

For Non-Technical Colleagues

Turn API data into a familiar spreadsheet — no JSON knowledge needed.

Runs Locally — No Upload

The file is generated in your browser; data is never uploaded or stored.

What's the difference between these tools?