Choose the barcode type
Enter alphanumeric text
Text shown below the barcode
Customization
Barcode Generator
About Bar Code Generator
How to Use
- Select Barcode Format: Choose the appropriate barcode type for your needs
- Enter Your Data: Input the text or numbers you want to encode
- Customize Display: Add custom text to show below the barcode
- Adjust Dimensions: Set bar width and height for optimal scanning
- Choose Colors: Customize line and background colors if needed
- Configure Text: Set font size and toggle text visibility
- Generate: Click "Generate Barcode" to create your barcode
- Download: Save as PNG for printing or SVG for scalable graphics
Key Features
- Multiple Formats: Support for Code 128, EAN-13, UPC-A, Code 39, ITF-14, and more
- High-Quality Output: Generate print-ready barcodes in PNG or SVG format
- Full Customization: Adjust dimensions, colors, and text display
- Real-Time Preview: See your barcode instantly as you configure it
- Industry Standards: All barcodes meet international standards for scanning
- Quick Presets: Fast access to common barcode configurations
- No Installation: Works directly in your browser, no software needed
- Free to Use: Generate unlimited barcodes at no cost
Barcode Format Guide
Code 128:
• Universal format for general-purpose encoding
• Supports alphanumeric characters and special symbols
• High data density and excellent error checking
• Ideal for shipping labels, package tracking, inventory
EAN-13 (European Article Number):
• Standard for retail products worldwide
• Requires exactly 12 or 13 digits
• Includes country code and check digit
• Used on consumer products in stores globally
UPC-A (Universal Product Code):
• Primary barcode for retail in North America
• Requires exactly 11 or 12 digits
• Similar to EAN-13 but US-focused
• Essential for selling products in US stores
Code 39:
• Older format still widely used in logistics
• Supports uppercase letters and numbers
• Lower density but very reliable
• Common in manufacturing and inventory systems
ITF-14 (Interleaved 2 of 5):
• Designed for shipping containers and cartons
• Requires exactly 14 digits
• High-density format for large packages
• Used in warehouse and distribution logistics
Other Formats:
• EAN-8: Compact version for small products
• MSI: Inventory control in retail environments
• Pharmacode: Pharmaceutical packaging identification
• Codabar: Libraries, blood banks, air parcel services
Best Practices for Barcode Creation
- Choose Right Format: Use industry-standard formats for your specific application
- Maintain High Contrast: Black bars on white background work best for scanning
- Size Appropriately: Larger barcodes scan more reliably from distance
- Test Before Printing: Verify barcodes scan correctly with actual scanners
- Allow Quiet Zones: Leave blank space on sides for proper scanner recognition
- Use Quality Printers: Poor print quality leads to scanning failures
- Consider Material: Glossy or curved surfaces may affect scanning
- Keep Data Accurate: Double-check numbers before generating product codes
- Follow Standards: Use proper check digits for EAN/UPC codes
- Plan for Durability: Consider lamination for long-term or outdoor use
Common Use Cases
- Retail Products: EAN-13 or UPC-A for items sold in stores
- Inventory Management: Code 128 or Code 39 for tracking stock
- Shipping Labels: Code 128 for package tracking numbers
- Warehouse Operations: ITF-14 for cartons and pallets
- Asset Tracking: Code 39 for equipment and tools
- Library Systems: Codabar for book identification
- Event Tickets: Code 128 for admission and validation
- Healthcare: Pharmacode or Code 128 for medication tracking
Troubleshooting Scanning Issues
- Won't Scan: Check for sufficient contrast and print quality
- Intermittent Scanning: Increase bar width or overall size
- Wrong Data: Verify correct format and check digit calculation
- Damaged Codes: Add error correction or use more robust format
- Distance Problems: Make barcode larger for scanning from farther away
- Curved Surfaces: Use linear codes and avoid placing on severe curves
- Lighting Issues: Ensure adequate lighting and avoid glossy finishes