Free Barcode Generator
Quick Tips
- • This tool runs entirely in your browser - your data stays private.
- • Press Ctrl+V (Cmd+V on Mac) to quickly paste text.
- • Use the Copy button to save your result to clipboard.
- • Bookmark this page for quick access!
Generate barcodes in various formats including Code128, EAN, UPC, and more.
Your Recent Tools
Examples
ABC-12345 (Code128)
[Barcode Image]
5901234123457 (EAN-13)
[Barcode Image]
012345678905 (UPC-A)
[Barcode Image]
Why Use This Tool?
What problems does this solve?
Creating properly formatted barcodes requires understanding symbology rules, check digit calculations, and sizing requirements. This tool handles the technical details.
Common use cases:
- Creating inventory tracking labels
- Generating shipping and logistics labels
- Internal product identification
- Library and document tracking
- Asset management labels
Who benefits from this tool?
Warehouse and inventory managers. Small business owners. Librarians and archivists. Anyone needing scannable identification labels.
Privacy first: All barcode generation happens locally in your browser. Your data never leaves your device.
Frequently Asked Questions
Code128 for general alphanumeric data. EAN-13 or UPC-A for retail products. Code39 for industrial/legacy systems. ITF-14 for shipping cartons. Match the format to your industry and scanner compatibility.
No, the generator calculates and adds check digits automatically. Enter only your data digits. Adding your own check digit will create an invalid barcode.
For internal use only. Commercial products sold in stores require official GS1 registration. Random codes might conflict with real products and will not work at checkout.
UPC-A is 12 digits (US/Canada), EAN-13 is 13 digits (international). UPC-A is actually EAN-13 with a leading 0. Most scanners read both.
Print at high resolution, maintain quiet zones (white space), ensure sufficient contrast, and print large enough (minimum heights vary by format). Test with actual scanners before mass printing.
Yes, most barcode displays include human-readable text below the bars. This helps with manual data entry when scanning fails. The tool typically includes this automatically.
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