Free Code 128 Barcode Generator

Code 128 is a flexible barcode format for inventory labels, internal product IDs, cartons, bins, and warehouse workflows. BarcodeLabeler creates the barcode in your browser and lets you download a PNG, SVG, or BMP file.

Open the generator with these settings

When to use Code 128

Use Code 128 when you need a compact linear barcode that can encode numbers, uppercase and lowercase letters, and common symbols. It is a strong default for internal labels because it supports more characters than UPC or EAN retail codes.

Code 128 label tips

Keep values short when labels are small.
Use 203 or 300 DPI for thermal label printers.
Download SVG when you plan to place the barcode into design software.
Download PNG or BMP for direct printing and office documents.

Related barcode tools

For product numbers, try EAN-13 or UPC-A. For links or long text, use the QR code generator.