Which characters are supported?

Up to 80 printable ASCII characters, including uppercase and lowercase letters, numbers, spaces, and punctuation.

Barcode Generator

Create standard linear 1D barcodes.

Free No Signup 100% Private No Watermark

Barcode value

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How to Use Barcode Generator in 3 Easy Steps

Fast, local, and completely free with no software installation required.

Select or Drop Your File

Choose or drag-and-drop your file into the secure workspace directly from your device.

Customize Settings & Process

Adjust desired quality, options, or target formatting in real-time with instant browser processing.

Download Your Finished File

Save your optimized, watermark-free result immediately with zero server uploads or tracking.

About Barcode Generator

Generate a Code 128 SVG barcode with its required checksum. Supports 1–80 printable ASCII characters, preserving letter case. The result downloads as a scalable SVG.

All file conversions, resizing, and processing take place directly in your browser using modern WebAssembly and HTML5 Canvas technologies. No data is stored, tracked, or sent across external networks.