IDAutomation Universal Barcode Font is an advanced barcode font that can create multiple linear barcodes on various operating systems and locales including Double Byte versions of Windows such as those used in China and Japan as well as other Asian locale settings. It supports AIM USS Code 128, GS1-128, EAN-128, Code 39, Interleaved 2 of 5, MSI, Codabar, USPS OneCode, Postnet, and Planet.
Barcodes for Python is a library that can create EAN-13, Code-128A, Code128-B, Code128-C, and Gs1 barcodes. It also includes a CLI tool that can generate barcode image files and GTK+ and Qt GUI examples with printing support. The barcodes is produces have been verified using a cheap Deltaco (KB Wedge B519153) CCD handheld barcode scanner.