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This package provides the functionality to utilize the features of Syncfusion® WinForms Excel library and more.

Published
Oct 28, 2025
11mo ago
Total Downloads
2.2M
2,249,784

Install

dotnet add package Syncfusion.XlsIO.WinForms --version 31.2.4

No framework information available.

README

Syncfusion® WinForms Excel library

The Syncfusion® WinForms Excel (XlsIO) library is a feature-rich and high-performance .NET Excel library that is used to create, read, and edit Excel documents programmatically without Microsoft Office dependencies.

WinForms Excel (XlsIO) library

Features Overview | Docs | API Reference | Online Demo | GitHub Examples | Blogs | Support | Forums | Feedback

Key features

System Requirements

Getting Started

You can fetch the Syncfusion® WinForms Excel library NuGet by simply running the command Install-Package Syncfusion.XlsIO.WinForms from the Package Manager Console in Visual Studio.

Try the following code snippet to create a simple Excel document.

using Syncfusion.XlsIO;

//Initialize ExcelEngine.
using (ExcelEngine excelEngine = new ExcelEngine())
{
    //Initialize IApplication.
    IApplication application = excelEngine.Excel;
    //Set the default version as Xlsx.
    application.DefaultVersion = ExcelVersion.Xlsx;
    //Create a new workbook with one worksheet.
    IWorkbook workbook = application.Workbooks.Create(1);
    //Get the worksheet into IWorksheet.
    IWorksheet worksheet = workbook.Worksheets[0];
    //Set a value to Excel cell.
    worksheet.Range["A1"].Value = "Hello World";
    //Save the Excel document.
    workbook.SaveAs("Output.xlsx");
}

For more information to get started, refer to our Getting Started Documentation page.

License

This is a commercial product and requires a paid license for possession or use. Syncfusion® licensed software, including this component, is subject to the terms and conditions of Syncfusion® EULA. You can purchase a license here or start a free 30-day trial here.

About Syncfusion®

Founded in 2001 and headquartered in Research Triangle Park, N.C., Syncfusion® has more than 29,000 customers and more than 1 million users, including large financial institutions, Fortune 500 companies, and global IT consultancies.

Today, we provide 1800+ components and frameworks for web (Blazor, Flutter, ASP.NET Core, ASP.NET MVC, ASP.NET Web Forms, JavaScript, Angular, React, Vue, and jQuery), mobile (.NET MAUI, Flutter, Xamarin, UWP, and JavaScript), and desktop development (WinForms, WPF, WinUI, .NET MAUI, Flutter, Xamarin, and UWP). We provide ready-to-deploy enterprise software for dashboards, reports, data integration, and big data processing. Many customers have saved millions in licensing fees by deploying our software.

[email protected] | www.syncfusion.com | Toll Free: 1-888-9 DOTNET

Changes from Previous Version

v31.2.3v31.2.4

Adoption Assessment

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No SPDX license expression is published. Review the license text and your organisation's policy before redistribution.No target framework metadata is available. Confirm compatibility in a representative project before standardising on this package.

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