A smart contract system that issues and manages on-chain invoices as NFTs, allowing businesses or individuals to create, track, and settle payments directly in crypto. Integrated with the Base network

Streams and automates recurring on-chain payments between accounts. Built on Base for efficient payment scheduling and account management using Solidity and Hardhat.

On-chain multi-asset vault for managing ERC20 and native assets with role-based control and upgradeable logic. Built on Base using Hardhat and OpenZeppelin standards.