Barcode Generator — Free Online

Generate barcodes online for free — Code 128, EAN-13, QR Code, and more.

What Is Barcode Generator?

A Barcode Generator creates machine-readable barcode images from text or numbers. It supports multiple symbologies including Code 128 (logistics), EAN-13 (retail), UPC-A, and QR Code.

How to Use It

  1. Enter the value to encode. Select barcode type. Click Generate. Download the barcode image.

Key Features

  • Code 128, EAN-13, UPC-A, Code 39, QR Code, PNG/SVG export, adjustable size and quiet zone
  • Browser-based — no data sent to servers
  • Free forever, no signup needed

Use Cases

Creating product labels, generating shipping barcodes, building inventory tracking systems

FAQ

Is it free?

Yes — unlimited use, no account required.

Is my data private?

All processing happens in your browser. Nothing is transmitted to any server.

Which browsers are supported?

Chrome, Firefox, Safari, and Edge on desktop and mobile.

Can I use it for production?

Ideal for development and debugging. For production, use standard libraries.

Are there file size limits?

No hard limits — bounded only by browser memory.

Try Barcode Generator on DevKits

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