MonadSub - Smart Subscription Manager

Videos

Tech Stack

React

Web3

Solidity

Ethers

Node

Description

MonadSub is a decentralized subscription management platform built on Monad Testnet that enables automated recurring crypto payments using MetaMask Smart Accounts and ERC-4337 account abstraction.

Key Features:

- Simple 3-step subscription creation process

- Automated recurring payments via smart contracts

- User-friendly interface for subscription management

- Built with MetaMask Smart Accounts for gasless transactions

- Deployed on high-performance Monad blockchain (10k TPS)

The platform solves the problem of manual recurring payments in Web3 by allowing users to create subscriptions that can be processed automatically, making crypto payments as convenient as traditional subscription services.

Progress During Hackathon

Completed Features: ✅ Smart contract deployed on Monad Testnet (Chain ID: 10143) ✅ Contract Address: 0x941d78e9f33acba5ee701e2c6ac92b9c7e8fdc73 ✅ Full-stack web application with Next.js + TypeScript ✅ MetaMask Smart Account integration ✅ Subscription creation and management system ✅ User-friendly progressive UI/UX ✅ Subscription history tracking Technical Implementation: - ERC-4337 account abstraction for gasless transactions - Delegation framework for automated payments - Viem for blockchain interactions - Tailwind CSS for responsive design - Deployed on Monad Testnet with 10k TPS performance

Fundraising Status

Not seeking funding - Hackathon project