2D · server-powered

Code One generator.

Code One is a two-dimensional matrix code — it packs far more data per square millimetre than any linear barcode and tolerates damage through built-in error correction. Early matrix 2D code. Generate a spec-correct Code One barcode free: type your content, watch the live preview, and download a crisp PNG or print-ready vector SVG — no sign-up, commercial use allowed.

Live previewFree SVG vector600 DPI freeISO quiet zonesNo sign-up

All 74 types

Early matrix 2D code.

Content

Bulk

Size

PNG resolution

Code color

Background

Rotation

Module width

Bar height

Text size

Show text under the bars

Interpret ^FNC1 and ^NNN escapes (advanced — for raw GS1 / control characters)

Preview

Example — start typing to replace it

Renders on our servers — the one Plume tool that does.
We keep the code type and content length, never what you encode.
Free SVG vector + up to 600 DPI PNG, commercial use allowed.

More barcode types

QR Code Data Matrix PDF417 Aztec Micro QR MicroPDF417 Han Xin DotCode All 74 types →