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,, e. g. 2 of 5 familiy, code 39, code 93, codabar, code128, ean and upc, patchcodes, DataMatrix and PDF 417. Test if your bar codes are readable and check the content!

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.