Convert XLSX to JSON

Turn a spreadsheet into JSON for use in code and APIs.

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Slip filer her, eller klik for at gennemse

XLSX, XLS, CSV, ODS ingen filstørrelsesbegrænsning

Gennemse filer

Dine filer forlader aldrig din enhed. Al behandling sker lokalt i din browser.

Open .xlsx, .xls, .csv, or .ods spreadsheets without Excel or Google Sheets. The file is parsed entirely in your browser.

JSON tips

🧱

The JSON export uses the first row as keys, producing an array of objects per row.

👩‍💻

Handy for seeding a database or loading reference data into an app from a spreadsheet.

🗂️

Switch sheets and export each one as needed.

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Everything is processed in your browser.

Vælg fil

Drop your file into the tool above. It stays entirely on your device — nothing is sent to any server.

Behandl

The tool processes your data instantly in your browser using JavaScript. No server, no waiting.

Hent

Get your result instantly. Nothing is stored after you leave the page — complete privacy.

✓Helt gratis — ingen skjulte omkostninger, nogensinde

✓Ingen konto, e-mail eller login krævet

✓Filer forlader aldrig din enhed

✓Ingen filstørrelsesbegrænsninger overhovedet

✓Ingen vandmærker på noget output

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