Linux: Create Barcode and QRCode in Linux


Install GNU Barcode

On Debian based distribution:

$ sudo apt-get install barcode

On Arch Linux:

$ sudo pacman -S barcode

To Create a Barcode

Create the barcode by using the following command:

$ barcode -b "mycode2792" -o

By default the barcode command is output to postscript file (.ps), but you can change it to other format such as SVG by using -S command option:

$ barcode -b "mycode2792" -S -o first.svg

Source: How to Create Bar Code and QR Code in Ubuntu