Barcode Generator

Free 1D Commercial Barcode Generator

High precision 1D barcode generator powered by JsBarcode. Create industry standard barcodes for retail, inventory, and logistics with customizable height and text.

About Barcode Generator

Generate industry-compliant commercial barcodes for warehouse inventory management, product retail packaging, book ISBNs, and logistics tracking. Powered by JsBarcode, this tool renders standard 1D linear barcode symbologies—including CODE128, EAN-13, UPC-A, and CODE39—with full control over bar widths, display values, colors, and margins.

Key Features & Benefits

  • Supports all standard symbologies: CODE128, EAN-13, UPC-A, CODE39, ITF-14.
  • Toggle human-readable text display below bars.
  • Custom bar color, background color, width, and height scaling.
  • High-resolution PNG export suitable for thermal label printing.
  • Completely free with no commercial licensing fees or limits.

How to Use Barcode Generator

  1. Enter Value: Type your product SKU, serial number, or UPC numbers.
  2. Select Symbology: Pick CODE128 (general purpose), EAN-13 (international retail), or UPC-A.
  3. Customize Layout: Adjust bar height, width, and colors as needed.
  4. Download Barcode: Click Download Barcode PNG to save your label.

Common Use Cases

  • Warehouse Inventory Labeling (Logistics Managers): Create CODE128 barcodes for SKU inventory bins, pallets, and asset tags.
  • Product Retail Packaging (Product Manufacturers): Generate official 12-digit UPC-A or 13-digit EAN-13 barcodes for retail goods.

Technical Specifications

  • Engine: JsBarcode v3 Linear Symbology Synthesizer
  • Execution Mode: Client-Side Canvas Vector Renderer
  • Privacy Guarantee: 100% Code Generation
  • Input Formats: Alphanumeric and Numeric Sequences
  • Output Formats: High-Res PNG (.png), Clipboard

Frequently Asked Questions

Which symbology should I use for general inventory?

CODE128 is the universal standard for warehouse, logistics, and internal serial tracking as it supports letters, numbers, and symbols.

Are these barcodes scannable by laser and camera scanners?

Yes! The barcodes are generated with mathematically precise bar-to-space ratios that scan reliably on all commercial barcode scanners.

Related Utilities

QR Code Generator Free online QR Code Generator. Create custom QR codes for UPI payments with exact amounts, website URLs, WiFi networks, text, and emails. Download 300 DPI PNG, lossless vector SVG, or print standees with 100% in-browser privacy. QR & Barcode Scanner Scan QR codes and 1D barcodes from your device camera or uploaded image files. ZIP Archive Manager Compress files into ZIP archives or extract contents with high speed. Password Generator Generate high-entropy, cryptographically random secure passwords. File Checksum Hash Calculate cryptographic SHA-256, SHA-512, and SHA-1 checksums with zero upload. Base64 Codec Encode text and files to Base64 or decode Base64 strings to original formats.