Free QR Code Generator API — REST Endpoint for Testing & Development
Generate QR codes for text, URLs, and structured data with customizable styling. This endpoint provides realistic mock data and behaviors, making it perfect for frontend testing, QA, software demos, and programming tutorials.
/api/qr/generate
Generate QR code image with customizable options.
/api/qr/{qrId}
Get QR code metadata and download links. Replace {qrId} with an actual ID like `qr_456`.
Replace placeholders (e.g., {userId}) with actual values in the path above. You can also add/edit query parameters (e.g., ?key=value).
/api/qr/{qrId}/image.png
Retrieve the QR code as a PNG image. Replace {qrId} with an actual ID like `qr_456`.
Replace placeholders (e.g., {userId}) with actual values in the path above. You can also add/edit query parameters (e.g., ?key=value).
/api/qr/{qrId}/download.png
Download the QR code as a PNG file. Replace {qrId} with an actual ID like `qr_456`.
Replace placeholders (e.g., {userId}) with actual values in the path above. You can also add/edit query parameters (e.g., ?key=value).
/api/qr/{qrId}/download.svg
Download the QR code as an SVG file. Replace {qrId} with an actual ID like `qr_456`.
Replace placeholders (e.g., {userId}) with actual values in the path above. You can also add/edit query parameters (e.g., ?key=value).
/api/qr/{qrId}/download.pdf
Download the QR code as a PDF file. Replace {qrId} with an actual ID like `qr_456`.
Replace placeholders (e.g., {userId}) with actual values in the path above. You can also add/edit query parameters (e.g., ?key=value).
/api/qr/batch
Generate multiple QR codes in batch.
cURL Request
curl -X POST https://gen-endpoint.com/api/qr/generateSample JSON Response
{
"id": "qr_456",
"imageUrl": "/api/qr/qr_456/image.png",
"data": "https://www.example.com",
"size": 256,
"format": "png",
"createdAt": "2024-08-16T12:00:00Z",
"downloadUrls": {
"png": "/api/qr/qr_456/download.png",
"svg": "/api/qr/qr_456/download.svg",
"pdf": "/api/qr/qr_456/download.pdf"
}
}Is this API free?
Yes! This API is completely free to use for personal, learning, and development purposes. There are no strict usage limits for standard personal use.
Does it require authentication?
Most of our endpoints are public and do not require any API keys or authentication. You can start sending requests immediately.
What does the response look like?
Our APIs return standardized JSON responses mimicking real-world data structures, ensuring easy parsing and integration for your frontend or tools.
Can I use this in production?
No. These endpoints are designed solely for testing, development, and demonstration purposes. They provide mock data and do not guarantee uptime or data persistence required for production applications.