How to Use
- Select barcode format — Choose from Code 128, EAN-13, EAN-8, or UPC-A from the dropdown menu.
- Enter your data — Type the text or numbers to encode. The tool validates the input format for the selected standard.
- Preview the barcode — It renders instantly in the preview area — check that it looks scannable and clear.
- Download — Click “Download” to save the barcode as a high-resolution PNG image, ready for printing or digital use.
Features
- Four industry-standard formats — Code 128, EAN-13, EAN-8, and UPC-A supported.
- Real-time generation — Barcode renders as you type — no delays or page reloads.
- Input validation — Ensures your code matches the selected format’s length and character rules.
- High-resolution PNG download — Clean white background for easy printing and scanning.
- 100% client-side rendering — No data is sent externally — all processing stays in your browser.
- Simple interface — Clear format descriptions and instant preview with no distractions.
Use Cases
- Retail products: Small business owners generating UPC-A or EAN-13 barcodes for product packaging.
- Inventory management: Creating Code 128 barcodes for shelf labels, bins, or shipping boxes.
- Events: Printing EAN-8 codes for wristbands or tickets with limited scanning space.
- Education: Learning about barcode symbologies and how different formats encode data.
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Frequently Asked Questions
What barcode formats are supported?
Our generator supports Code 128 for general alphanumeric text, EAN-13 for 13-digit retail products, EAN-8 for small packages, and UPC-A for North American retail. All formats follow official encoding specifications.
Can I use these barcodes commercially?
Yes, the barcodes follow official specifications and can be scanned by any standard scanner. For EAN-13 or UPC-A retail use, you need a unique manufacturer prefix from GS1. The tool generates the image; you are responsible for using valid numbers.
How do I scan the generated barcode?
Generated barcodes can be scanned with any standard barcode scanner, smartphone barcode apps, or built-in camera apps. For best results, print at sufficient size and contrast. The downloadable PNG is high-resolution for printing.