The Dotnet Barcode Recognition Decoder SDK reads multiple barcode types in C#, VB.NET and Visual Studio from a single DLL that is 100% managed code, strong named and digitally signed. Supported barcode types include Code-39, Code-128, GS1-128, Code-93, Code-11, Interleaved 2 of 5, Codabar, MSI, UPC-A and EAN-13. The demo download http://www.idautomation.com/barcode-recognition/download.html includes a source code example for Visual Basic .NET.