Core Platform Components
SuperApp Core
The main mobile application hosting wallet, notifications, and Mini App access
Payments Platform
APIs and services to initiate, authorize, and settle payments
Mini App Framework
Sandboxed JavaScript runtime for merchant applications
Integration Layer
Onboarding, credentials, APIs, webhooks, and SDKs
Choose Your Integration Path
- Payment APIs
- Mini Apps
- Quick Start
Direct Payment Integration
Best for: Ecommerce, POS systems, backend-driven flowsWhat you get:- QR-based payments (scan or be scanned)
- App-to-app payment flows
- Server-to-server authentication
- Webhook notifications
- Full control over UI
- Retail Pay (merchant scans user QR)
- QR Order Pay (user scans merchant QR)
- Link Pay (app redirection)
Integration Process
1
Complete Merchant Onboarding
Register your business and complete compliance verification (AML/KYB). Rebell operates as a regulated payment institution under Italian and EU financial rules.
2
Receive Your Credentials
Get your Client-Id, RSA public key registration, and sandbox access after approval.
3
Choose Your Integration
Select between Payment APIs, Mini App development, or quick web integration based on your needs.
4
Build and Test
Integrate using our APIs, SDKs, or Mini App framework. Test thoroughly in the sandbox environment.
5
Go Live
Deploy to production after successful testing and final review.
Quick Comparison
| Feature | Payment APIs | Mini Apps | Web Integration |
|---|---|---|---|
| Integration Speed | Moderate | Slower | Fast |
| Customization | Full | Moderate | Limited |
| UI Control | Complete | Framework-based | Pre-built |
| Use Case | Backend systems, POS | Digital services | Simple checkout |
| Authentication | Server-to-server | Built-in | Simplified |
What You’ll Need
Before starting your integration, ensure you have:- Completed merchant onboarding and compliance checks
- Received your Client-Id and credentials
- Access to sandbox environment
- Development resources (backend system or Mini App developer)
- Understanding of your chosen integration path
The onboarding process includes AML/KYB verification, document checks, and contractual acceptance. This section will be expanded once the official onboarding portal is finalized.
Next Steps
Payment Integration
Integrate payments with Retail Pay, QR Order Pay, or Link Pay
Mini App Development
Build interactive experiences inside the SuperApp
Authentication & Environments
Set up credentials and understand environment architecture
API Reference
Explore detailed API documentation and schemas
Need Help?
- API Schemas → See OpenAPI Reference / Postman Collection
- UX Guidelines → See Product Guides
- Technical Support → Contact your integration manager