qs Barcode Code39 Reading 

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.
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bcTester Barcode Reading and Testing 

bcTester 4.0 is a freeware software for barcode reading (linear and 2 dimensional) on digital images captured by scanning or photographing. A lot of input formats are supported, e.g. BMP, GIF, PNG, TIFF, JPG. All common barcode types are recognized.
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