Free Online Barcode Generator (CODE128, EAN-13, UPC-A)
Generate print-ready retail and inventory barcodes. Choose from industry standard symbologies including CODE128, EAN-13, and UPC-A with automatic checksum calculations.
Standard alphanumeric text supported for CODE128.
How to Use This Tool – Barcode Generator
Select Barcode Format
Choose from CODE128, EAN-13, UPC-A, CODE39, ITF, or Pharmacode.
Input Code Data
Type your product numbers, SKU code, or alphanumeric inventory identifier.
Download Barcode Image
Download as high-contrast PNG or scalable vector SVG for printing packaging labels.
Key Features & Capabilities – Barcode Generator
Standard Retail & Logistics Symbologies
Full support for retail UPC-A and EAN-13, plus versatile industrial CODE128 and CODE39.
Automatic Check Digit Calculation
Calculates and validates standard checksums for error-free scanner reads.
Custom Sizing & Text Labels
Toggle human-readable numerical labels, font sizes, margins, and bar heights.
Print-Ready Vector SVG
Scalable vector output guarantees sharp laser printing on labels and packaging.
Frequently Asked Questions
Which barcode format should I use for retail products?
Which format is best for warehouse inventory and serial numbers?
Can barcode scanners read printed SVG barcodes?
Is there a limit on how many barcodes I can make?
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