Barcode Generator — Free In-Browser Barcode Maker
Generate barcodes in Code 128, Code 39, EAN-13, UPC-A, and ITF formats instantly. Customize colors, bar width, and height, then download as PNG or copy to clipboard. All processing runs 100% locally in your browser with zero server uploads.
Frequently Asked Questions About Barcode Generation
Which barcode formats are supported?
We support Code 128, Code 39, EAN-13, EAN-8, UPC-A, ITF, MSI, and Pharmacode 1D barcode standards.
Can I customize barcode colors and text?
Yes! You can customize bar line colors, background colors, bar width, height, font size, and text display.
Are generated barcodes suitable for printing and retail?
Yes! High-density PNG downloads are suitable for product labeling, inventory management, retail tags, and shipping labels.
Is barcode rendering private?
100% private. Barcodes are rendered via HTML5 Canvas directly in your client browser.