You will need ExcelWriter 8 installed in order to run the Hello World sample.
You can download the code for the Hello World tutorial as a Visual Studio solution.
Create a .NET project and add a reference to the ExcelWriter library.
You can download the Hello World sample code (see above) to see the finished product.
Please check out Adding OfficeWriter to your .NET Application for more on getting started with OfficeWriter
ExcelWriter offers two approaches to generating, processing and manipulating Excel documents: ExcelTemplate and ExcelApplication.
This tutorial will walk you through assigning the contents of a cell using ExcelTemplate and ExcelApplication.