Great Barcode Generator provides data sheet panel to maintain created single barcodes or sequential barcodes in list. Data Sheet Panel maintains number of barcodes created at once by using list options. With data sheet, user easily edit data sheet with simple click on “Edit Data Sheet” by importing list data sheer from defined location to display in panel for modifying barcode value, barcode text above, barcode below, and print quantity. Apart from “import list data”, permit user to export created data sheet in MS Excel/ Text file at pre defined or define location.