Code 128 Barcode Generator

Create Code 128 barcodes for SKUs, orders, warehouse labels, logistics, serial numbers, and internal codes with PNG, SVG, or PDF export.

Barcode generation runs locally in your browser. Data is not sent to the UtiLab server.

Code 128 Barcode Generator is a free online tool for creating barcodes for logistics, warehouse labels, SKUs, orders, serial numbers, inventory, and internal codes. Enter text, numbers, or ASCII characters, preview the result, and download the barcode as PNG, SVG, or PDF. Bulk mode lets you prepare up to 30 barcodes in one operation.

What it does

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How to use

Enter a Code 128 value: SKU, order number, warehouse code, serial number, inventory label, or internal identifier.
Make sure the value uses supported ASCII characters. The tool will show an error if the input is not valid for Code 128.
Adjust barcode size, label, color, background, quiet zone, and PDF settings.
Download the result as PNG, SVG, or PDF, or copy the barcode value.
For bulk generation, switch to Bulk mode, paste up to 30 values line by line or comma-separated, and download a ZIP or PDF for printing.

More about this tool

Code 128 Barcode Generator helps you quickly create online barcodes for logistics, warehouse workflows, orders, internal labels, inventory, serial numbers, product codes, and SKUs. The Code 128 format supports letters, digits, and ASCII characters, which makes it convenient not only for numeric codes but also for mixed values such as UTILAB-128, ORDER-2026-001, or SKU-BOX-15.

Code 128 is commonly used for warehouse labels, shipping labels, boxes, pallets, internal documents, test data, CRM/ERP workflows, and production labels. The generated barcode can be downloaded as PNG for documents and images, SVG for vector layouts and websites, or PDF for printing.

The tool supports both single and bulk generation. In bulk mode, you can paste a list of values line by line or comma-separated, remove duplicates, check errors, and prepare up to 30 barcodes in one operation. Generation runs locally in your browser, and values are not sent to the UtiLab server.

Runs in the browser
Data is not sent to the server
Generates Code 128 barcodes
Supports letters, digits, and ASCII characters
Useful for SKUs, orders, warehouse codes, and serial numbers
Supports single and bulk mode
Up to 30 codes at once
PNG, SVG, and PDF export
Barcode size, label, color, and margin settings
No registration required

Frequently Asked Questions

What is Code 128?

Code 128 is a linear barcode format that supports digits, Latin letters, and ASCII characters. It is widely used in logistics, warehouse workflows, inventory, and internal labeling systems.

How do I create a Code 128 barcode online?

Enter text, a SKU, order number, serial number, or another code, check the preview, and download the barcode as PNG, SVG, or PDF.

Which characters does Code 128 support?

Code 128 supports ASCII characters: Latin letters, digits, spaces, and many special characters. If the value contains unsupported characters, the tool will show an error.

Can I use Cyrillic characters in Code 128?

Code 128 is usually intended for ASCII characters, so Cyrillic letters should not be used. For Cyrillic text, consider using a QR code or another encoding method.

How is Code 128 different from EAN-13?

EAN-13 is designed for 13-digit product codes. Code 128 is more flexible because it can encode letters, digits, and special characters, making it useful for SKUs, orders, warehouse labels, and logistics.

How is Code 128 different from Code 39?

Code 128 is usually more compact and supports more characters. Code 39 is simpler but less dense and is often used for a smaller character set.

Can I generate several barcodes at once?

Yes. In Bulk mode, paste values line by line or comma-separated and generate up to 30 barcodes in one operation.

Which formats can I download?

You can download the barcode as PNG, SVG, or PDF. PNG is useful for documents, SVG for vector layouts and websites, and PDF for printing.

Can I use Code 128 for warehouse and logistics labels?

Yes. Code 128 is well suited for warehouse labels, boxes, pallets, orders, SKUs, serial numbers, and internal logistics workflows.

Is my data sent to the server?

No. Code 128 generation runs locally in your browser. The values you enter are not sent to the UtiLab server.

Do I need to register?

No. The tool works without registration.

How to use

Enter a Code 128 value: SKU, order number, warehouse code, serial number, inventory label, or internal identifier.

Make sure the value uses supported ASCII characters. The tool will show an error if the input is not valid for Code 128.

Adjust barcode size, label, color, background, quiet zone, and PDF settings.

Download the result as PNG, SVG, or PDF, or copy the barcode value.

For bulk generation, switch to Bulk mode, paste up to 30 values line by line or comma-separated, and download a ZIP or PDF for printing.

More about this tool

Runs in the browser
Data is not sent to the server
Generates Code 128 barcodes
Supports letters, digits, and ASCII characters
Useful for SKUs, orders, warehouse codes, and serial numbers
Supports single and bulk mode
Up to 30 codes at once
PNG, SVG, and PDF export
Barcode size, label, color, and margin settings
No registration required

Frequently Asked Questions

What is Code 128?

Code 128 is a linear barcode format that supports digits, Latin letters, and ASCII characters. It is widely used in logistics, warehouse workflows, inventory, and internal labeling systems.

How do I create a Code 128 barcode online?

Enter text, a SKU, order number, serial number, or another code, check the preview, and download the barcode as PNG, SVG, or PDF.

Which characters does Code 128 support?

Code 128 supports ASCII characters: Latin letters, digits, spaces, and many special characters. If the value contains unsupported characters, the tool will show an error.

Can I use Cyrillic characters in Code 128?

Code 128 is usually intended for ASCII characters, so Cyrillic letters should not be used. For Cyrillic text, consider using a QR code or another encoding method.

How is Code 128 different from EAN-13?

How is Code 128 different from Code 39?

Code 128 is usually more compact and supports more characters. Code 39 is simpler but less dense and is often used for a smaller character set.

Can I generate several barcodes at once?

Yes. In Bulk mode, paste values line by line or comma-separated and generate up to 30 barcodes in one operation.

Which formats can I download?

You can download the barcode as PNG, SVG, or PDF. PNG is useful for documents, SVG for vector layouts and websites, and PDF for printing.

Can I use Code 128 for warehouse and logistics labels?

Yes. Code 128 is well suited for warehouse labels, boxes, pallets, orders, SKUs, serial numbers, and internal logistics workflows.

Is my data sent to the server?

No. Code 128 generation runs locally in your browser. The values you enter are not sent to the UtiLab server.

Do I need to register?

No. The tool works without registration.