PHP-Barcode generates... ...Barcode-Images using libgd (png, jpg,gif), ...HTML-Images (using 1x1 pixel and html-table) ...silly Text-Barcodes PHP-Barcode... ...has been written written in PHP ...runs on Unix (Linux, BSD, ...) ...runs since version 0.3 on Windows PHP-Barcode encodes using a built-in EAN-13/ISBN Encoder genbarcode, a command line barcode-encoder which uses GNU-Barcode. genbarcode ca