Excel to JSON Viewer
The Excel to JSON Viewer is a free, browser-based utility that converts Excel spreadsheets (.xlsx or .xls) into structured JSON for viewing and export. Ideal for developers, data analysts, and anyone needing to transform spreadsheet data into a programmatically-friendly format like JSON.
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How to Use This Tool
Usage instructions coming soon!
Practical Use Cases
Convert spreadsheet data into JSON for API workflows.
Quickly inspect Excel content in JSON format for debugging.
Prepare configuration or dataset inputs from Excel for web apps.
Use JSON output for integration with NoSQL databases or client-side scripts.
Key Features
Excel File Support
Accepts .xlsx and .xls formats for conversion.
Use First Row as Header
Optional setting to map first row to JSON keys.
Live JSON Preview
View converted data instantly as formatted JSON.
Download or Copy JSON
Download the JSON data or copy it directly to your clipboard.
Privacy-First
All conversion happens in-browser—no data is sent to servers.
Frequently Asked Questions
Yes — it’s completely free and requires no registration.
It supports both `.xlsx` and `.xls` Excel formats.
Yes — there's an option to treat the first row as JSON header keys.
Yes — all processing happens locally in your browser; no uploads.
Absolutely — you can copy to clipboard or download the JSON file.
User Feedback
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