Syncfusion® XlsIO library is a native .NET class library that can be used to create and modify Microsoft Excel files. It provides a full-fledged object model that facilitates accessing & manipulating the Excel documents (XLSX, XLS, XLSM, XML, XLTM and ODS), CSV and .TXT files.
Install-Package Syncfusion.XlsIO.AspNet.Mvc5 -Version 30.1.41