Main features of GNU Barcode: {
-} Available as both a library and an executable program {
-} Supports UPC, EAN, ISBN, CODE39 and other encoding standards {
-} PostScript and Encapsulated PostScript output {
-} Accepts sizes and positions as inches, centimeters, millimeters {
-} Can create tables of barcodes (to print labels on sticker pages)

WWW: https://www.gnu.org/software/barcode/
