Overview
A Flutter package that identifies credit card types by analyzing the numerical patterns of input card numbers. It supports major card networks such as Visa, MasterCard, American Express, and others, enabling real-time validation and visual feedback in forms. The package is lightweight and integrates seamlessly into payment or checkout interfaces, improving user experience by automatically detecting card type as users enter their details. It works across all major platforms including Android, iOS, Web, macOS, Windows, and Linux.
Use cases
- Real-time credit card type detection
- Enhancing payment form UX
- Automated card branding in checkout flows
- Validating card number formats
- Integrating with digital wallets
- Supporting multiple card networks
Key features
- Pattern-based card type recognition
- Cross-platform compatibility
- Lightweight and fast
- Supports major card brands
- Easy integration with text fields
- No external dependencies
Suitable for
- Payment form developers
- E-commerce applications
- Mobile and web checkout systems
- Card scanning UI components
- Apps requiring real-time input validation
Considerations
- Does not validate card expiration or CVV
- Relies solely on number pattern matching
- May require additional logic for full card validation
- Limited to known card network patterns
- Not suitable for processing transactions