Input Data
Enter the text to generate a barcode
Generated Barcode
Scan or download your barcode
What Is the Barcode Generator Tool?
The Barcode Generator is a free online utility that helps you create industry-standard Code128 barcodes for product tracking, inventory management, and logistics applications with high-quality output.
The Barcode Generator uses the JsBarcode library to render Code128 barcodes. It encodes your alphanumeric input into the Code128 symbology, calculating check digits and rendering the barcode pattern as an SVG element for crisp, resolution-independent output.
Key Features
- Multiple barcode formats including Code128, Code39, EAN, UPC, ITF, MSI, Pharmacode, and Codabar
- SVG-based rendering for crisp, scalable barcode images at any resolution
- Instant generation as you type with no button clicks required
- Configurable bar width, height, and text visibility and alignment
- Complete client-side processing with no server communication
- Print-ready SVG output suitable for labels, packaging, and documentation
Why Use This Tool
- Produces industry-standard barcodes compatible with retail and logistics scanning systems
- Eliminates barcode font and software costs with browser-based generation
- Delivers print-quality SVG output suitable for labels, packaging, and documentation
- Supports both numeric and alphanumeric encoding for flexible data representation
- Operates entirely in-browser for complete data privacy and offline availability
Common Use Cases
- Generating product barcodes for retail inventory management and point-of-sale systems
- Creating asset tracking labels for equipment, tools, and IT hardware
- Producing shipping labels with scannable tracking barcodes for logistics
- Encoding serial numbers and SKU codes for warehouse management systems
- Generating library barcodes for book checkout and catalog management
Technical Details
This tool uses the JsBarcode library for SVG-based barcode rendering. Code128 is a high-density linear barcode symbology that encodes the full ASCII character set. The library generates the barcode pattern, calculates the check digit, and renders the result as a clean, scalable SVG element.
Frequently Asked Questions
Is this tool free to use?
Yes, the Barcode Generator is completely free to use with no signup, registration, or usage limits required.
Is my data sent to a server?
No, all processing happens locally in your browser. Your data never leaves your device and is not stored or logged anywhere.
What barcode formats are supported?
This tool supports many popular symbologies, including Code128, Code39, EAN-13, EAN-8, UPC, UPC-E, ITF-14, ITF, MSI, Pharmacode, and Codabar. Code128 is the default and supports full alphanumeric data.
What can I encode?
Encode any alphanumeric text like product SKUs, serial numbers, tracking IDs, or inventory codes.
How do I use the generated barcode?
The tool renders the barcode as a canvas element directly in your browser. You can download it as a PNG image, print it on labels, or use it in inventory systems.
Can I use this tool offline?
Yes, since all processing happens client-side in your browser, this tool works offline once the page has loaded.
Credits & Source
Maintained by Vijay Hardaha. This tool is built with modern web technologies and industry-standard open-source libraries to deliver reliable, high-quality results.