Barcode Generator
Use this Barcode Generator to get fast and reliable results with a clear workflow and practical guidance.
100% Client-Side Processing
All processing happens in your browser. Your input is not uploaded to a server.
Enter the data you want to encode in the barcode. Format requirements vary by barcode type.
CODE128
Most versatile format, supports alphanumeric characters
Requirements: Alphanumeric characters
Example: ABC123
Width of individual bars (1-5)
Height of barcode (50-300)
Font size for displayed value (10-40)
Display encoded value below barcode
Enter data above to generate a barcode
Table of Contents
What is this tool?
Barcode Generator helps you complete this task quickly and consistently without switching between multiple apps.
It is designed for day-to-day use with clear inputs, practical outputs, and a straightforward user experience.
How it works
- Enter or paste your input data in the fields provided.
- Adjust options to match your use case and preferred output format.
- Review the generated result and copy it for your workflow.
Best practices
- Use realistic sample data first to verify your settings.
- Double-check critical values before sharing or publishing results.
- Save final outputs in your project docs for repeatable workflows.
Frequently asked questions
Use EAN-13 or UPC for retail products, CODE128 for flexible internal IDs, and ITF-14 for shipping cartons.
EAN-13, EAN-8, and UPC include a check digit. Enter the base digits and the generator calculates the final check digit automatically.
SVG is best for print and scaling without quality loss. PNG is better when a fixed raster image is required.