| Spread WinRT Documentation > Assembly Reference |
The assembly reference section.
| Assembly | Description |
|---|---|
| GrapeCity.Xaml.Excel | Excel file compatibility assembly |
| GrapeCity.Xaml.CalcEngine | CalcEngine assembly |
| GrapeCity.Xaml.SpreadSheet.Data | Core control assembly |
| GrapeCity.Xaml.SpreadSheet.UI | User interface file |