BTC DCA Vault

Decentralized Dollar Cost Averaging vault on Bitcoin L1 powered by OP_NET.

Users deposit BTC into shared vaults and the contract periodically executes purchases according to a DCA schedule (daily or weekly).

Tech Stack

• Smart Contracts: OP_NET (AssemblyScript → WASM)
• Frontend: React + Vite + TypeScript + Tailwind CSS + Recharts
• Wallet: OP_Wallet browser extension
• Network: OP_NET Testnet

Project Structure

├── contracts/          # Smart contracts (AssemblyScript)
├── scripts/            # Deployment scripts
├── shared/             # Shared ABI definitions
├── frontend/           # React frontend (Vite)
└── README.md

Setup

Frontend

cd frontend
npm install
npm run dev

Deploy Contract

npx ts-node scripts/deploy.ts

Features

• Create DCA vaults with daily/weekly schedules
• Deposit BTC into shared vaults
• Automatic DCA execution by block schedule
• Proportional share distribution
• BTC accumulation chart (Recharts)
• OP_Wallet integration

Network

• RPC: https://regtest.opnet.org
• Network: OP_NET Testnet