Build Your First dApp on the Avalanche Fuji Network

A Beginner's Step-by-Step Guide Who this is for: Complete beginners who want to build any decentralized application on the Avalanche Fuji testnet(C-Chain). 📋 Table of Contents Prerequisites Set Up Your Wallet (MetaMask) Get Free Test AVAX from the Faucet Set Up Your Development Environment Write Your Smart Contract Deploy to Fuji Connect a Frontend Example dApps to Build Troubleshooting Next Steps 1. Prerequisites Before you start, make sure you have the following installed: Required Software Tool Purpose Install Node.js (v18+) Runs JavaScript tools nodejs.org npm or yarn Package manager Comes with Node.js Core or MetaMask Browser wallet core.app metamask.io Git Version control git-scm.com A code editor Writing code VS Code recommended Helpful (but not required) Knowledge Basic JavaScript What a blockchain/wallet is What a smart contract does (roughly) 💡 You do not need to know Solidity before starting — this guide will walk you through it. 2. Set Up Your Wallet (MetaMask) Step 1 – I