1)   qs Barcode Code39 Reading 1.0.0.2
qs Barcode Code39 can read horizontal Code39 barcodes with 6 digits on monochrome images (windows bitmaps). qsBarcode Code39 is an easy-to-use DLL that can be from many different developer environments, such as C/C++, Java, VisualBasic or Delphi.