🔐 VeriFlow

Decentralized Collateral-Based Resource Lending Protocol

🚀 A Web3-powered platform for trustless peer-to-peer rentals, leveraging blockchain-secured collateral, smart contract escrow, and dynamic trust scoring.

VeriFlow is a decentralized platform that enables users to borrow and lend real-world assets securely without relying on trust.

By integrating smart contract escrow, on-chain reputation, and dynamic collateral mechanisms, it ensures fraud-proof, transparent, and instant rental transactions—eliminating inefficiencies of traditional rental platforms.

graph TD
    A[👤 User: Borrower / Owner] --> B[🖥️ Next.js Frontend]
    B --> C[🦊 MetaMask Wallet]
    C --> D[🔗 Ethers.js]
    D --> E[📜 Smart Contract – Escrow]
    B --> F[(📡 Node.js Backend)]
    F --> G[(🍃 MongoDB Atlas)]
    E --> H[⛓️ Ethereum / Polygon Network]
    E --> I[📊 Trust Score Engine]
    I --> B

VeriFlow delivers a trustless rental ecosystem by combining Web3 authentication, smart contract escrow, and dynamic risk-based collateral into a seamless user experience.

• 🔐 Wallet-Based Authentication → Secure, passwordless login via MetaMask
• 📦 End-to-End Rental Flow → List, discover, borrow, and return real-world assets effortlessly
• 🔐 Smart Contract Escrow → Collateral is locked, managed, and released automatically on-chain
• ⚡ Instant Settlement → Funds are released immediately upon successful return—no intermediaries
• 📊 Dynamic Collateral Engine → Deposit requirements adapt based on user trust score
• 🪪 On-chain Reputation System → Builds verifiable credibility across transactions
• 📈 Owner Dashboard → Manage listings, monitor rentals, and track asset status in real-time
• 📜 Immutable Transaction History → Transparent and tamper-proof records on blockchain
• 🛡️ Trustless Security Model → Eliminates fraud and bias through automated smart contract execution

• 👨‍🔬Aryan Ghosh
• 👨‍🔬Spandan Chakraborty
• 👨‍🔬Souhardya Ray
• 👨‍🔬Priyunshu Saha

cd server
npm install
Terminal 1: npx hardhat node
Terminal 2: npx hardhat run scripts/deploy.js --network localhost
Terminal 3: npm run dev

cd frontend
npm install
npm run dev

NEXT_PUBLIC_RPC_URL=your_rpc_url
NEXT_PUBLIC_CONTRACT_ADDRESS=your_contract_address
MONGODB_URI=your_mongodb_uri
PRIVATE_KEY=your_wallet_private_key
RPC_URL=your_rpc_url

• Smart Contract Escrow
• Resource Listing System
• Wallet Authentication
• Dynamic Collateral
• DAO Dispute Resolution
• Multichain Support

Apache-2.0 license © 2026 VeriFlow Team