Turn Your Copyright NFTs Into Liquid Cross-Chain Tokens

Wrap your copyright NFTs to get instant liquidity, then send tokens anywhere in the Polkadot ecosystem using XCM.

https://nft-money.vercel.app/

1. Register your copyright as an NFT
2. Wrap the NFT → get 1000 liquid tokens instantly
3. Trade or teleport tokens to any Polkadot parachain
4. Unwrap anytime to get your NFT back

Contracts:

• Solidity 0.8.28 (ERC20 + ERC721)
• Ink! (Rust) for XCM message generation
• Hardhat + OpenZeppelin

Frontend:

• React + Vite + TailwindCSS
• MetaMask + Polkadot.js wallets
• ethers.js

Network:

• Polkadot Hub Testnet
• XCM for cross-chain transfers

# Clone repo
git clone https://github.com/yourusername/nft-money.git
cd nft-money

# Contracts
cd contracts
npm install
npx hardhat compile

# Frontend
cd ../front
npm install
npm run dev

cd contracts
npx hardhat ignition deploy ignition/modules/UsingXcmModule.js --network polkadotHubTestnet

npx hardhat run scripts/interact.js --network polkadotHubTestnet

Polkadot Hub Testnet:

Register Copyright NFT
         ↓
Approve NFTMoney Contract
         ↓
Wrap NFT → Get 1000 Tokens
         ↓
    Use Tokens:
    • Trade
    • Teleport to parachain
    • Hold
         ↓
Unwrap NFT (optional)

nft-money/
├── contracts/          # Solidity + Ink! contracts
│   ├── contracts/
│   │   ├── CopyrightNFT.sol
│   │   ├── NFTMoney.sol
│   │   └── ink/        # Ink! XCM library
│   ├── scripts/
│   └── ignition/
└── front/             # React frontend
    ├── src/
    │   ├── components/
    │   ├── pages/
    │   └── config.js
    └── package.json

Create .env in /contracts:

PRIVATE_KEY=your_private_key_here

• Copyright NFT registration
• NFT wrapping for liquidity
• Cross-chain teleport via XCM
• MetaMask + Polkadot.js integration
• Time-based rewards for locked NFTs
• Multi-NFT batch operations
• Additional parachain support

Wario - Mario Andrade

📧 wario@soft.law

MIT License - see LICENSE

Built with ❤️ for the PBA Hackathon 2025