BeginnerFREE

ERC-20 Token

Learn to create your own fungible token on Ethereum following the ERC-20 standard. This is the foundation for creating cryptocurrencies, utility tokens, and governance tokens.

4 hours

+50 points

Open in IDE

What You'll Learn

Understand the ERC-20 token standard
Write and deploy a Solidity smart contract
Implement token transfers, approvals, and allowances
Test your contract using Hardhat
Deploy to a testnet

Step-by-Step Guide

Step 1: Set up your development environment

Initialize a new Hardhat project and install dependencies.

mkdir my-token && cd my-token
npm init -y
npm install --save-dev hardhat @nomicfoundation/hardhat-toolbox
npm install @openzeppelin/contracts
npx hardhat init

Prerequisites

•Basic understanding of blockchain concepts
•Familiarity with JavaScript/TypeScript
•Node.js installed on your machine
•MetaMask wallet setup

Tech Stack

SolidityHardhatEthers.jsOpenZeppelin