All Tutorials
High-quality practical guides for developers, from beginner to expert.






























Blockchain
How to Create an ERC-20 Token in Solidity in 2026
Implement a fully functional ERC-20 smart contract in Solidity from scratch. Follow this step-by-step guide with Hardhat for quick testing and deployment to Sepolia testnet.
18 minINTERMEDIATEEthereumSolidity
Blockchain
How to Use Hardhat for Ethereum Development in 2026
Hardhat streamlines Ethereum smart contract development with its powerful plugin ecosystem. This conceptual guide walks you step by step through its theory and best practices.
12 minBEGINNEREthereumSolidity
Blockchain
How to Set Up Hardhat for Ethereum in 2026
Hardhat is the go-to Ethereum development environment in 2026. Follow this guide to set up a complete project, test, and deploy your Solidity smart contracts.
14 minINTERMEDIATEEthereumSolidity
DeFi
How to Create a Simple DeFi AMM with Solidity in 2026
Build a simple AMM inspired by Uniswap V2: add liquidity, perform swaps with fees, and maintain the constant product invariant. Ideal for understanding core DeFi mechanics.
20 minINTERMEDIATEEthereumSolidity