Free Commercial Online 1D Barcode Generator

I. Advanced Barcode Generator

Easily create various types of barcodes, support batch generation and multiple export formats

II. How to Use the Barcode Generator Tool

Welcome! This tool helps you create and customize barcodes in seconds. Follow these simple steps:

1. Enter Barcode Content

• Type your barcode data in the “Barcode Content” box.

• Batch mode: Enter one barcode per line (e.g., ABC123↵XYZ456).

• A sample is pre-filled to get you started.

2. Select Barcode Type

• Choose a format (e.g., CODE128, EAN13, UPC-A) from the dropdown.

• The tool auto-suggests valid examples when you switch types.

3. Customize Appearance

• Colors:

  • Set background/line colors using the color pickers.

• Dimensions:

  • Adjust bar width (1-4px), height (10-150px), and margin.

• Text:

  • Toggle text visibility, alignment, font, style, size, and spacing.

• Changes apply instantly to the preview!

4. Preview & Validate

• The barcode updates in real time.

• ❌ An “Invalid input” warning appears if characters don’t match the selected barcode type.

5. Export Barcodes

• Single barcode: Click a format button (PNG/JPG/SVG/GIF) to download.

• Batch export (multiple lines):

  • The tool generates a .zip file with all barcodes.

  • Files are named as [line-number]_[content].[format] (e.g., 1_ABC123.png).

  • Invalid entries are saved as error logs.

Pro Tips

• Batch-friendly: Generate 100+ barcodes at once by pasting a list.

• Quick reset: Change the barcode type to auto-fill valid sample data.

• Accessibility: Use high-contrast colors (e.g., dark bars on light backgrounds).

Happy barcoding! 🚀

III. Why We Offer Free Tools & When to Consider Professional Solutions

At Sunavin, we developed this barcode generator as a completely free tool specifically to support small businesses and startups. Whether you need barcodes for product labels, inventory management, or shipping logistics, this tool helps you get started at zero cost.

For businesses with advanced needs – such as Amazon sellers, large-scale retailers, or those requiring strict industry compliance – we recommend exploring professional solutions like Bartender. Paid barcode generators offer enhanced features for complex operations.

Have feedback?
Encountered issues or have suggestions? We’d love to improve your experience! Share your thoughts in the comments below.

As China’s leading barcode solutions provider, we partner with top brands (Zebra, TSC, Avery, Datamax) to deliver:

✓ Barcode printers
✓ Barcode scanners
✓ Original and compatible printheads
✓ Thermal transfer ribbons
✓ Thermal paper and labels
✓ Printer accessories

Streamline your operations with our hardware solutions – contact us for competitive pricing on reliable equipment.