File conversion utility

Excel to JSON converter

Upload an .xlsx or .xls file to preview the JSON representation. Download support and server-backed processing are available when you run the full Node.js app locally.

SEO-friendly content

Structured data, FAQ-style copy, and targeted keywords help test organic previews.

Modern UX

Drag-and-drop inspired upload, syntax-highlighted preview, and responsive controls.

Upload Excel file

Files stay in your browser during this static preview.

JSON Preview

Upload a spreadsheet to see its JSON.

FAQ

Does this run server-side? Yes when you run node server.js locally.
What about large files? The local backend streams larger sheets and supports downloads.
Can I customize fields? Yes—adjust parsing options in apps/excel-to-json/src/routes/excel.js.

SEO text

Convert Excel to JSON fast with a modern web converter. Export spreadsheets to JSON for APIs, NoSQL databases, and JavaScript apps without manual rework.

Local instructions

Clone the repo, install dependencies, and run node server.js to enable server-backed uploads.