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Upload XLSX or XLS spreadsheets and convert worksheet rows into formatted JSON in your browser.
Rows
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Columns
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Input Size
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Output Size
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Drop an Excel file here
Supported formats: .xlsx and .xls.
Excel Input
No Excel file selected
Upload a workbook, paste copied Excel cells, or load the sample file.
Paste Excel Cells
JSON Output
This converter reads the first worksheet in your workbook, or pasted tab-separated Excel cells, treats the first row as headers, and converts each row into a beautified JSON object.
Convert worksheet rows into JSON arrays for seed data, imports, and API requests.
Copy cells from Excel, Google Sheets, Numbers, or LibreOffice and turn them into JSON quickly.
Dot-path headers such as customer.name or items.0.sku are rebuilt into nested JSON.
Workbook parsing and JSON formatting run locally in your browser for everyday data work.