Barcode Generator
Generate Code 128, Code 39, EAN-13, EAN-8, UPC-A, and UPC-E barcodes. Download as PNG or SVG. Free, private, browser-based.
No sign-up • No server uploads • 100% browser-based
How It Works
1 Choose Type
Select a barcode format from Code 128, Code 39, EAN-13, EAN-8, UPC-A, or UPC-E.
2 Enter Data
Type or paste the text or numbers you want to encode into the input field. Adjust size and margin as needed.
3 Download
Generate your barcode and download it as PNG or SVG. Use directly in print or digital projects.
Frequently Asked Questions
What barcode formats are supported?
The tool supports Code 128, Code 39, EAN-13, EAN-8, UPC-A, and UPC-E barcode formats. Each format has specific encoding rules optimized for different use cases.
Can I download the barcode as an image?
Yes. You can download the generated barcode as PNG (raster) or SVG (vector). SVG is ideal for printing and scaling without quality loss.
What is the difference between Code 128 and Code 39?
Code 128 is more compact and supports the full ASCII character set. Code 39 is older and supports only uppercase letters, digits, and a few special characters.
Is my data uploaded to a server?
No. All barcode generation happens in your browser using the HTML5 Canvas API. Your data never leaves your device.
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