Barcode Generator
Generate Code 128, Code 39, EAN-13, and UPC-A barcodes instantly in your browser. Download as PNG or copy SVG.
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About Barcode Formats
- Code 128: Supports all 128 ASCII characters. Used in shipping, warehousing, and retail supply chains. Very compact and high density.
- Code 39: Supports uppercase A–Z, 0–9, and a handful of special characters. Widely used in automotive, defence, and healthcare.
- EAN-13: 13-digit numeric standard. Used on virtually all retail products sold in Europe. Includes a check digit at position 13.
- UPC-A: 12-digit numeric standard. Used on retail products in North America. Similar to EAN-13 without the leading country digit.
All barcodes are generated entirely in your browser — no data is ever sent to a server.
- 100% free — no account needed
- Runs in your browser
- Nothing is uploaded
Frequently asked questions
Is Barcode Generator really free?
Yes. Barcode Generator is completely free on PureBrowser — every feature, with no account, no trial, and no credit card.
Does Barcode Generator upload my data?
No. Barcode Generator runs entirely inside your browser, so anything you type, paste, or open stays on your own device.
Do I need to sign up or install anything?
Neither. There is no account and nothing to download — open the page and Barcode Generator is ready to use on desktop or mobile.
Does Barcode Generator work offline?
Once the page has loaded, yes. All of the processing happens locally in your browser, so it keeps working without a connection.
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