Which barcode types are supported?

Code 128 (with automatic subset selection) and EAN-13, both with correctly computed checksums.

Will the barcode actually scan?

Yes, the encoders follow the official symbologies and checksum algorithms so standard barcode scanners can read them.

Can I provide only 12 digits for EAN-13?

Yes, the 13th check digit is calculated and appended automatically.

Barcode Generator

Generate scannable Code 128 and EAN-13 barcodes.

Works Offline

Privacy First

No Login

No API

Canvas

Barcode Generator

Encode Code 128 or EAN-13 barcodes

Barcode type

Bar width

Height (px)

Bar color

Background

Show text

Value

Any ASCII text — auto-selects numeric mode when possible

Preview

Rendered barcode

About the Barcode Generator

Create scannable barcodes from text or numbers using hand-written Code 128 (auto A/B/C mode selection) and EAN-13 encoders with correct checksums, then customize bar width, height, colors, and download as PNG or SVG.

Examples

Code 128

HELLO-123

Output

scannable barcode PNG

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Frequently asked questions

Version 1.0.0 · Updated 2026-08-06 · Runs entirely in your browser