Overview This is the 1st part of OpenXML Spreadsheet Tutorial Series: Part 1: Basic Part 2: Export a Collection to Spreadsheet Part 3: Add Stylesheet to the Spreadsheet Part 4: Draw chart on Spreadsheet There are two ways which .NET helps you create an Excel file in .NET: Office Interop OpenXML 2.5 Office Interop needs … Continue reading How to create an Excel file in .NET using OpenXML – Part 1: Basics