I Built an ERC-20 Token and React dApp from Scratch Complete Web3 Breakdown
Carter
Most Web3 tutorials give you a token contract and stop there. I went furtherand built the full stack: a Solidity ERC-20 token, a Hardhat test suite, and a React dApp with MetaMask integration and transaction history. Here is every technical decision I made. GitHub: https://github.com/Carter254g/harambee-dapp What I Built HarambeeCoin (HBC) is a custom ERC-20 token. The dApp lets you connect MetaMask, check your balance, send tokens, and see your full transaction history — sent and received. The
