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@qrcodesdk/node

@qrcodesdk/node adds renderers that depend on Node.js APIs or server-side packages. Use it with @qrcodesdk/core when your output needs to be PNG bytes.

Install

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pnpm add @qrcodesdk/core @qrcodesdk/node

Render PNG output

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import {writeFile} from 'node:fs/promises';
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import {qrcode} from '@qrcodesdk/core';
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import {PNGQRCodeRenderer} from '@qrcodesdk/node';
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const png = qrcode('https://qrcodesdk.dev').render(
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  PNGQRCodeRenderer({
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    size: 8,
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    margin: 4,
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  }),
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);
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await writeFile('qrcode.png', png);

Use it for

writing QR code PNG files
serving image/png responses from Node.js servers
creating download assets
attaching QR code images to emails
integrating with systems that expect PNG bytes

Package boundary

@qrcodesdk/node does not replace @qrcodesdk/core. The core package still provides qrcode(), matrix generation, builder options, and shared styling normalization.