NuGet package for Koogra library. Koogra library is .Net implementation of an Excel file reader for reading unencrypted Excel 97 and up BIFF and XLSX based files. More about Koogra you can find here: https://sourceforge.net/projects/koogra/
To install Koogra Excel BIFF/XLSX Reader Library, run the following command in the Package Manager Console
Install-Package Koogra -Version 3.1.5.1