Code Canvas Generator

Self-hosted barcode and QR generator. All state is encoded as query parameters.

Code type / bwip-js id

Input format Rotation

Data

Code size px Margin px Engine scale

Foreground Background

Advanced options

Human text Text align Linear height mm

QR EC level parsefnc parse

Live preview

Output: 256 × 256 px

Ready

Generated image URL

Margin is explicit white padding around the generated symbol. With margin 200 and size 256, the final PNG is 656 × 656 px.