Full support for 300+ Excel functions, including array formulas and iterative calculations.

As the core assembly of the GemBox.Spreadsheet component, this DLL has become a staple for developers seeking a high-performance, lightweight alternative to Microsoft Office Interop. This article explores everything you need to know about gembox.spreadsheet.dll , from its basic architecture to advanced implementation strategies.

When you add a reference to gembox.spreadsheet.dll in your project, you gain immediate access to:

Once the DLL is referenced, you need to import the namespace to access its classes.

Unlike many other libraries, GemBox uses a "plain and fair" licensing model. GemBox.Spreadsheet pricing

workbook.Save("Report.xlsx");