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Code One Barcode Generator

2D matrix code (Code One) Download as PNG or SVG.

Generate Code One Barcode All Barcode Types

About the Code One Barcode

Code One 2D matrix code (Code One)

Our Code One generator uses the industry-standard BWIPP (Barcode Writer in Pure PostScript) engine, rendered client-side via bwip-js. This means your data never leaves your device, and barcodes are generated instantly with print-ready accuracy.

Code One Format

Data format:: Any ASCII text
Sample data:: ABC-1234
Category:: Linear Codes
Export formats:: PNG, SVG

How to Generate a Code One Barcode

Open the Generator

Click "Generate Code One Barcode" — the tool opens with Code One pre-selected.

Enter Your Data

Type the data to encode. Any ASCII text.

Download

Save as PNG for web or SVG for print.

Open Code One Generator

Why Generate Code One Barcodes with QREndless

Instant Generation

Code One barcodes render instantly as you type. No waiting, no page reload.

Private

All generation happens in your browser. No data uploads. No tracking.

PNG + SVG

Download print-ready barcodes. No attribution required.

Works Anywhere

Any device, any browser. Offline with PWA. No install needed.

Code One Barcode FAQ

Is the Code One barcode generator free?

Yes. No signup, no API key, no credit card. Generate unlimited Code One barcodes free forever. Download as PNG or SVG with no watermark.

What data format does Code One use?

Code One requires: Any ASCII text. The sample "ABC-1234" is a valid example you can use to test generation immediately.

Can I download Code One barcodes as SVG?

Yes. Download Code One as PNG (raster for web) or SVG (vector, scalable for print). Both formats are free with no watermark.

Is my Code One barcode data safe?

Yes. All Code One barcode generation happens 100% in your browser. No data is sent to any server. Your information stays private and secure.

What is Code One used for?

2D matrix code (Code One) Code One is one of 104+ barcode types supported by QREndless's free browser-based generator.

Other Linear Codes Types

Generate 104+ barcode types across all categories.

Code 128

Code 39

Industrial, automotive, defense

Telecom equipment labeling

Italian Pharmacode

Italian pharmaceutical products

Code 49

Stacked linear multi-row

All Barcode Categories

Linear Codes

Code 2 of 5 Family

Code 25 Interleaved 2 of 5 (ITF)ITF-14 IATA 2 of 5 Industrial 2 of 5 Matrix 2 of 5 COOP 2 of 5 Datalogic 2 of 5

EAN / UPC

EAN-13 EAN-8 EAN-14 / GTIN-14 UPC-A UPC-E EAN-2 Addon EAN-5 Addon ISBN ISMN ISSN SSCC-18 PZN

2D Codes

Micro QR Code Data Matrix Data Matrix Rectangular Data Matrix Rectangular Extension PDF417 Compact PDF417 MicroPDF417 Aztec Code Compact Aztec Code Aztec Runes MaxiCode Han Xin Code DotCode Ultracode Swiss QR Code

GS1 DataBar

GS1 DataBar Omni GS1 DataBar Stacked GS1 DataBar Stacked Omni GS1 DataBar Truncated GS1 DataBar Limited GS1 DataBar Expanded GS1 DataBar Expanded Stacked

GS1 & GS1 Composite

HIBC (Health Industry)

HIBC Code 128 HIBC Code 39 HIBC PDF417 HIBC MicroPDF417 HIBC Data Matrix HIBC Data Matrix Rectangular HIBC QR Code HIBC Aztec Code HIBC Codablock F

Postal Codes

USPS POSTNET USPS PLANET USPS Intelligent Mail Royal Mail 4-State AusPost 4-State Japan Post KIX (Netherlands)Deutsche Post Identcode Deutsche Post Leitcode Custom 4-State Marks & Spencer

Pharmaceutical

Pharmacode (Binary)Two-track Pharmacode

Ready to Generate Code One Barcodes?

Code One + 104+ more barcode types. Download PNG or SVG.

Start Generating Code One