MG3D.PL QR CODE GENERATOR

Style preset

01 · Content & dimensions

QR content type

URL or text

1–500 characters · up to 1,000 UTF-8 bytes · 15 / 500

Error correction

Exact QR width

Visible code width, excluding the quiet zone and frame.

Extra quiet margin

A mandatory 4-module quiet zone is added on each side.

QR height

Add a base plate

Off by default: separate QR parts for your card.

02 · Modules & finder patterns

Data module shape

Module rotation

Module spacing

Large finder pattern

Applies to the three large markers. The scan check tests your finished 2D code.

Classic finder module shape

03 · Frame & colors

Add a frame

QR modulesFrameBackground & baseBusiness card

3MF keeps separate colored parts. STL stores geometry only. Assign filaments in your slicer.

04 · Business card & placement

Preview on a business card

05 · Printer & layer checks

Nozzle diameter

Layer height

Checks are design guidance, not a replacement for slicing and a test print.

06 · Saved projects

Project name Saved on this device

Valid settings and QR content are saved locally. No uploads.

Export format

QR only · millimeters

PERSPECTIVE /

Drag to rotate · scroll to zoom

EXACT QR WIDTH

OVERALL SIZE

MODULE PITCH

Scan check

Waiting for QR…

Tests the generated 2D image. Verify the finished print with a phone.

Print checks

Use dark QR modules on a light surface and keep the quiet zone clear.

Preview

Scan check

Print checks

Card clearance