.NET library to write/read/modify XLS Excel from .NET programming languages Visual Basic.NET, C#, ASP.NET. MS Office or Excel are NOT required. Key Features: Native .NET component for .NET 2.00 No need for Excel or Office installed Cells, rows, worksheets support Unicode support Cells formating font, color, border style, alignment is supported Reading of XLS document files is supported: you can open existing XLS document file, change data or add worksheet and then save as new XLS file Export to HTML, XML, TXT and CSV formats is supported