BNBPay - Instant Payment Links on BNB Chain

BNBPay is the easiest way for merchants & creators to accept crypto payments with just a link, supporting one-time payments, subscriptions, and direct integration with online stores.

Live Demo: https://v0-bnb-theme-redesign.vercel.app
Contracts: BscScan Testnet BscScan Testnet

---

Why BNBPay?

Problem: Traditional payments = High Platform fees + slow settlements
Solution: BNBPay = 0.5% fees + instant settlements on BNB Chain

Merchants generate shareable payment links → Customers click & pay → Funds arrive instantly.

---

Features

• Payment Links: Generate & share instantly
• QR Codes: Accept in-person payments
• Multi-Token: BNB, USDT, USDC support
• Subscriptions: Recurring payments on-chain
• Instant Settlement: Direct to your wallet
• Transparent: All txns on BscScan

---

User Journey

MERCHANT FLOW: Connect Wallet → Create Payment → Get Link/QR → Share → Receive Funds

CUSTOMER FLOW: Click Link → View Details → Connect Wallet → Pay → Done

text

Example Link: https://bnbpay.vercel.app/send?to=0x742d...&amount=0.1&token=BNB&label=Coffee

---

Architecture

Customer                Smart Contract              Merchant
   │                          │                        │
   │─── Pay 100 USDT ────────▶│                        │
   │                          │                        │
   │                          │── Deduct 0.5% Fee     │
   │                          │   (0.5 USDT)          │
   │                          │                        │
   │                          │── Transfer 99.5 USDT ─▶│
   │                          │                        │
   │◀── Confirmation ─────────│                        │
   │                          │                        │
   │                          │                        │
✅ Done                    ✅ Done                  ✅ Paid

Key Innovation: Payment data encoded in URL

---

Smart Contracts

Contract	Address	Chain
PaymentProcessor	0x100D63C951d5c3f0EAc725a739a4e858F55ccf1b	BNB Testnet (97)
SubscriptionManager	0x12c979f3B10c627909F722953839818DF4090F47	BNB Testnet (97)

Core Functions: // Process BNB payment function processPayment(address to, string label, string memo) payable;

// Process token payment function processTokenPayment(address to, address token, uint256 amount, string label, string memo);

// Create subscription function createSubscription(address recipient, uint256 amount, uint256 days, address token) payable;

---

Tech Stack

Frontend: Next.js 16, TypeScript, RainbowKit, Wagmi 2, Viem, Tailwind CSS
Smart Contracts: Solidity 0.8.28, Hardhat 2.22
Backend: Node.js, Express
Deployment: Vercel + BNB Testnet

---

Quick Start

Deploy Contracts:

git clone https://github.com/yoavweber/bnbpay cd BNBPay npm install npx hardhat compile npx hardhat run scripts/deploy.js --network bscTestnet

Run Frontend:

cd frontend npm install npm run dev

Visit http://localhost:3000 text

Environment Variables:

.env.local NEXT_PUBLIC_PROCESSOR_ADDRESS= NEXT_PUBLIC_SUBSCRIPTION_ADDRESS= NEXT_PUBLIC_WALLETCONNECT_PROJECT_ID=your_project_id

text

---

Usage Example

// Generate payment link const link = ${baseUrl}/send?to=${recipient}&amount=0.1&token=BNB&label=Coffee;

// Customer pays via smart contract await processPayment(to, amount, label, memo);

// Done! Instant settlement

---

🎯 Roadmap

• Payment links & QR codes
• Multi-token support
• Subscriptions
• Mainnet launch
• Mobile app
• Fiat on-ramp
• Multi-chain support

BNB-Pay Images

Main page

User List Page

Single User Page

Create Subscription

Client Link Page

Payment Confirmation