ClosedXML is a .NET library for reading, manipulating and writing Excel files. ClosedXML is a fine library for exporting data to Excel. It is very simple to use and fast enough for smaller sets of data. This is a package of an Example Project for ClosedXML_Excel. As a free C# excel API, it can enable developers to edit, copy, create, print and convert Excel files which were generated by ClosedXML. You can create a large range of applications for free. It supports both for the old Excel 97-2003 format (.xls) and for the new Excel 2007 and Excel 2010 (.xlsx). Main features: Export .xlsx to PDF. Closedxml is an open source software project. ClosedXML is a .NET library for reading, manipulating and writing Excel 2007+ (.xlsx, .xlsm) files. It aims to provide an intuitive and user-friendly interface to dealing with the underlying OpenXML API.