Barcode Generator
Generators & Design · Free Online Tool
Generate CODE128/EAN/UPC barcodes as PNG/SVG.
Input
Preview
143 modules encoded.
CODE128 Set B
Supports ASCII printable characters with checksum validation.
PNG Export
Download high-resolution barcodes suitable for print and packaging.
Live Preview
Adjust bar width and height and watch the barcode update instantly.
How to Use Barcode Generator
- 1Configure the generator settings (colors, size, format, etc.).
- 2Enter any required input text or data.
- 3Click generate to create the output.
- 4Download or copy the generated result.
Features
- ✓100% free — no signup, no subscription, no ads
- ✓Runs entirely in your browser — data never leaves your device
- ✓Fast and lightweight — instant results
- ✓Cross-platform — works on desktop, tablet, and mobile
Frequently Asked Questions
Can I use the generated content commercially?
Yes, all generated content (QR codes, gradients, colors) is free for personal and commercial use.
What output formats are available?
QR codes can be downloaded as PNG or SVG. Gradients generate CSS code. Colors output in HEX, RGB, and HSL.
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Learn the concept
Learn the concept
Understand the programming ideas behind this tool.