The complete QR & Barcode API toolkit

1D barcodes (Code 128, EAN-13, UPC-A, ITF, Code 39), 2D QR codes, and Data Matrix — all returned as base64-encoded PNG images with configurable size, margin, and error correction.

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curl -X POST "https://barcode.toolkitapi.io/v1/qr/generate" \
  -H "X-API-Key: YOUR_KEY" \
  -H "Content-Type: application/json" \
  -d '{"data": "https://toolkitapi.io", "fg_color": "#1a1a2e", "module_shape": "rounded", "size": 400}'

import httpx

resp = httpx.post(
    "https://barcode.toolkitapi.io/v1/qr/generate",
    headers={"X-API-Key": "YOUR_KEY"},
    json={
        "data": "https://toolkitapi.io",
        "fg_color": "#1a1a2e",
        "module_shape": "rounded",
        "size": 400,
    },
)
result = resp.json()
print(result["format"], result["width"], "x", result["height"])

const resp = await fetch(
  "https://barcode.toolkitapi.io/v1/qr/generate",
  {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "X-API-Key": "YOUR_KEY",
    },
    body: JSON.stringify({
      data: "https://toolkitapi.io",
      fg_color: "#1a1a2e",
      module_shape: "rounded",
      size: 400,
    }),
  }
);
const data = await resp.json();
console.log(data.format, data.width, "x", data.height);