Barcode Generator
Create heavily customizable barcodes from text or numbers and download them instantly. Supports CODE128, EAN, UPC, and CODE39 standards.
Type a value to generate the barcode preview.
Format Settings
Some formats only support numeric strings.
Style & Colors
Text Options
About the Barcode Generator
A barcode is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths and spacings of parallel lines (often referred to as linear or one-dimensional barcodes). Our Barcode Generator is a powerful, client-side utility designed to help developers, inventory managers, and businesses rapidly encode text or numeric values into standard barcode formats.
We support a wide variety of standard symbologies, including CODE128 for versatile data tracking, EAN and UPC for retail products, and CODE39 for simple alphanumeric requirements. Because processing happens entirely within your browser, your data remains 100% private and the generation speeds are effectively instant.
How to Use This Tool
- Enter Your Value: Type or paste the exact alphanumeric string or serial number you want to track in the "Value to Encode" field.
- Select Format: Open the "Format Settings" panel and select the correct barcode symbology required by your scanning hardware. (Note: standard retail items generally require EAN-13 or UPC-A).
- Style and Position: Use the dedicated color pickers to match your brand's style guide and use the slider mechanics to stretch the bar heights explicitly to fit your label layout constraints.
- Add Human-Readable Text: Optionally toggle the visibility of the text beneath the barcode and scale the font size to ensure it prints legibly.
- Download Instantly: Click the "Download PNG" button below the visual preview pane. A pristine, high-resolution graphic will immediately save to your device completely offline!