Spire.XLS is a versatile Excel library that is designed for software developers to perform a wide range of Excel processing tasks on .NET, Silverlight and WPF Platform. As a combination of APIs and GUI controls, Spire.XLS does not need to install MS Excel or any third party libraries and supports to apply Excel on the formats of either Excel .xls 97-2003 or Excel .xlsx 2007, 2010 and 2013.

This API gives developers powerful tools for performing simple tasks as well as more complex tasks. Basic operation tasks such as create, save, protect and merge Excel files, add/delete/hide worksheets, edit spreadsheet cell data, generate charts can be all realized with high efficiency.