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Core Features

QrX provides a robust set of features designed for developers who need reliable QR code generation.

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QR Code Generation

Generate high-quality QR codes from any text or data.
Supported Data Types: - Plain text - URLs (http/https) - Email addresses (mailto:) - Phone numbers (tel:) - SMS (sms:) - WiFi credentials - vCard contact information - Any UTF-8 encoded string
Output Format: - Format: PNG image - Quality: High resolution - Color: Black on white background - Ready to use immediately

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Rate Limiting

QrX implements intelligent rate limiting to ensure fair usage and service stability.
Free tier - No API key required - Rate limit: 10 requests per minute
  • Perfect for: Testing, personal projects, low-volume use cases - No registration needed
Rate limits are applied on a rolling window basis. If you exceed the limit, you’ll receive a 429 status code.

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API Key Management

Easily generate and manage your API keys through the dashboard. Benefits of using an API key: ✅ Higher rate limits (100 requests/minute vs 10)
✅ Usage analytics - Track your API usage
✅ Multiple keys - Generate separate keys for different projects
✅ Easy rotation - Revoke and regenerate keys anytime

Manage API Keys

Access your dashboard to create and manage API keys

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Simple Integration

QrX is designed to be as simple as possible to integrate into your applications. No SDK required - Use standard HTTP GET requests from any language or framework. 
# That's all you need!
GET /api/qrgen?data=YOUR_DATA&apiKey=YOUR_KEY
Language agnostic - Works with:
  • JavaScript/TypeScript
  • Python
  • PHP
  • Ruby
  • Go
  • Java
  • C#
  • And any language that can make HTTP requests!

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Security & Privacy

Your data security is our priority.

HTTPS Only All API requests are served over secure HTTPS connections.

No Data Storage QR data is not stored on our servers. Generated QR codes are served directly.

Privacy First We don’t track or analyze the content of your QR codes.

Secure Authentication API keys use the standard sk_ prefix for easy identification.

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Reliable & Fast

Built for performance and reliability.
  • Fast response times - Generate QR codes in milliseconds
  • High availability - Hosted on reliable infrastructure
  • Global access - Available worldwide
  • No downtime - Built for 24/7 operation

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Coming Soon

We’re constantly improving QrX. Here’s what’s on our roadmap:
1

Customization Options

Custom colors, sizes, and error correction levels
2

Batch Generation

Generate multiple QR codes in a single request
3

Logo Embedding

Add custom logos to the center of QR codes
4

Analytics

Track scans and engagement metrics
Want to suggest a feature? Reach out via GitHub or Mail.

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Get Started

Quickstart Guide

Make your first API call in minutes

API Reference

Complete API documentation