Barcode Generator

Create barcodes instantly - UPC, EAN, Code 128, and more. 100% client-side, no data stored.

Supported Barcode Formats

  • Code 128: General purpose, high density
  • UPC-A: Retail products, 12 digits
  • EAN-13: International products, 13 digits
  • EAN-8: Small items, 8 digits
  • Code 39: Inventory, alphanumeric
  • ITF-14: Cartons and cases, 14 digits

Everything You Need to Know

Complete guide, features, use cases, and frequently asked questions

What is a Barcode Generator?

A barcode generator is a free online tool that creates readable barcodes from text or numeric input. Our barcode generator supports multiple industry-standard formats including UPC-A for retail products, EAN-13 for international goods, Code 128 for general purposes, and more. Barcodes are essential for retail, inventory management, shipping, and product tracking. Unlike traditional barcode generators that require software installation, our tool runs entirely in your browser using client-side JavaScript, ensuring complete privacy and instant generation. Perfect for small businesses, e-commerce sellers, warehouse management, and anyone needing to create professional barcodes quickly. Download your generated barcodes as high-quality PNG images ready for printing or digital use.

How to Use Our Barcode Generator

  1. Enter the text or number you want to encode in the input field
  2. Select the barcode format that matches your needs (Code 128, UPC-A, EAN-13, etc.)
  3. Click the "Generate Barcode" button to create your barcode instantly
  4. Preview your generated barcode with the text value displayed below
  5. Click "Download Barcode as PNG" to save the barcode image
  6. Use the downloaded PNG in your products, packaging, or systems
  7. Repeat the process for additional barcodes as needed
  8. No registration or account required - completely free and unlimited

Key Features & Benefits

6 Barcode Formats Supported

Generate Code 128, UPC-A, EAN-13, EAN-8, Code 39, and ITF-14 barcodes. Each format serves different industries and use cases.

Instant Generation

Create barcodes in milliseconds. No server waiting, no delays - everything happens in your browser instantly.

PNG Download

Download generated barcodes as high-quality PNG images with text display. Perfect for printing or digital use.

100% Client-Side Processing

All barcode generation happens in your browser. Your data never touches our servers, ensuring complete privacy.

No Registration Required

Use immediately without creating an account or providing any personal information. Completely free.

Professional Quality

Generate scannable, industry-standard barcodes suitable for retail, shipping, inventory, and commercial use.

Common Use Cases

Retail Product Labeling

Create UPC-A barcodes for retail products. Print and affix to product packaging for point-of-sale systems.

E-commerce Shipping

Generate Code 128 barcodes for shipping labels, tracking, and warehouse management in e-commerce operations.

Inventory Management

Create barcodes for inventory tracking, stock management, and warehouse operations across multiple locations.

International Products

Use EAN-13 barcodes for products sold internationally. Comply with global product identification standards.

Library & Document Management

Generate Code 39 or Code 128 barcodes for library books, documents, and organizational asset tracking.

Pharmaceutical & Healthcare

Create compliant barcodes for medication tracking, patient IDs, and healthcare product management.

Why Choose Our Barcode Generator?

  • Supports 6 industry-standard barcode formats
  • Completely free - no subscription or watermarks
  • Instant barcode generation in your browser
  • Privacy-first - data never leaves your device
  • Professional quality barcodes ready for commercial use
  • Download as PNG for printing or digital distribution
  • No installation required - works on any device
  • Fast and reliable barcode generation
  • Suitable for retail, shipping, and inventory
  • Generate unlimited barcodes with no limits

Frequently Asked Questions

What barcode formats do you support?

We support Code 128, UPC-A (12 digits), EAN-13 (13 digits), EAN-8 (8 digits), Code 39 (alphanumeric), and ITF-14 (14 digits). Choose the format that matches your specific needs.

Can I use these barcodes for retail products?

Yes! Our generator creates professional, scannable barcodes suitable for retail use. Use UPC-A for US products or EAN-13 for international distribution.

Are the generated barcodes scannable?

Absolutely! Our barcodes follow industry standards and are fully scannable by any barcode reader, scanner, or smartphone camera.

What file format are the barcodes downloaded in?

Barcodes are downloaded as PNG images with transparent backgrounds. PNG format is perfect for printing, digital use, and integration into documents.

Is my data safe when generating barcodes?

Yes! All barcode generation happens entirely in your browser. We don't store, collect, or have access to any of the data you use.

How do I choose the right barcode format?

Code 128 is most versatile, UPC-A for US retail, EAN-13 for international products, Code 39 for alphanumeric data. Consult your industry standards.

Can I generate multiple barcodes at once?

You can generate barcodes one at a time. For bulk generation, simply repeat the process for each barcode you need.

Do I need a license to use these barcodes?

Yes - for retail UPC codes, you should purchase ISBN/UPC codes from GS1. Our tool generates the barcode images; you must obtain valid codes first.

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