qr-code

Simple UPI QR generator for GPay, PhonePe, Paytm and all UPI apps in India.

Created by Giridharan S (Developer).

📦 Installation

npm install qr-code

🚀 Usage

Generate UPI QR as Data URL (PNG)

const { generateUPIQR } = require("qr-code")

async function main() {
  const image = await generateUPIQR({
    upiId: "giri@upi",
    name: "Giridharan S",
    amount: 99,
    note: "Payment from Giridharan",
    format: "data-url"
  })

  console.log(image)
}

main()

🎨 Output Formats

| Format | Description | | ------------ | ----------------- | | data-url | Base64 PNG string | | svg | SVG XML string | | png-buffer | PNG file buffer |

⚙️ Options

| Field | Type | Required | Description | | -------- | ------------- | -------- | --------------------------- | | upiId | string | yes | UPI VPA | | name | string | no | Payee name | | amount | number/string | no | Transaction amount | | note | string | no | UPI note | | currency | string | no | Default: INR | | format | string | no | data-url / svg / png-buffer |

📝 Example Saving as PNG

const fs = require("fs")
const { generateUPIQR } = require("qr-code")

async function save() {
  const buf = await generateUPIQR({
    upiId:"giri@upi",
    name:"Giri",
    format:"png-buffer"
  })

  fs.writeFileSync("upi-qr.png", buf)
}

save()

📄 License

MIT