Convert Excel to JSON in Node.js | XLS to JSON in Node.js

As a developer, you often need to extract data from Excel files and convert it to a developer‑friendly format like JSON. This post shows how to convert Excel to JSON with Node.js, turning complex spreadsheets into structured data ready for your projects. Let’s dive in!

This article covers the following topics:

Node.js Excel to JSON Converter - Free Download

Aspose.Cells for Node.js is a powerful API that simplifies working with Excel files in Node.js. It lets you load, edit, and convert Excel files quickly while preserving data integrity. We’ll use this library to convert worksheet data to JSON.

Please download the package from downloads or install it directly from NPM by running the following command:

npm install aspose.cells.node

Convert Excel to JSON in Node.js

The steps to convert Excel data to JSON in Node.js are:

  • Load an Excel file using the Workbook class.
  • Save the JSON file using Workbook.save(string) method.

The code sample below demonstrates how to convert an Excel file to JSON format in Node.js.

Input Excel Data

Excel to JSON in Node.js

Output JSON

Read our detailed article about converting JSON to Excel in Node.js.

Get a Free License

Unlock the full potential of Aspose.Cells for Node.js with no limits. Visit our Temporary License page to get a free, unrestricted license today.

Convert Excel to JSON Online

You can also try our free Excel to JSON converter to quickly turn XLS or XLSX files into JSON online. Get fast, accurate results with this high‑speed tool.

Free Excel to JSON Online Converter
Input file
Output format
  

XLSX to JSON Converter – Free Resources

In addition to converting Excel files to JSON, discover how to create, manipulate, and convert Excel files, and explore various other features of Aspose.Cells for Node.js with the resources below:

Conclusion

In summary, converting Excel files to JSON with Node.js streamlines data processing and integration. Aspose.Cells for Node.js lets you transform complex spreadsheets into structured JSON for seamless application use. Follow the steps above to export data from XLS or XLSX files to JSON. If you have questions, reach out on our free support forum.

See Also