OpenZeppelin Contracts is a library for secure smart contract development.

WTF Solidity 极简入门教程，供小白们使用。Now supports English! 官网: https://wtf.academy

Reproduce DeFi hacked incidents using Foundry.

Dapp learning project for developers at all stages. Becoming and cultivating sovereign individuals. Nonprofit organization.

Modern, opinionated, and gas optimized building blocks for smart contract development.

A compilation of patterns and best practices for the smart contract programming language Solidity

Optimized Solidity snippets.

🦄 🦄 🦄 🦄 Core smart contracts of Uniswap v4

Guidelines and training material to write secure smart contracts

Seaport is a marketplace protocol for safely and efficiently buying and selling NFTs.

A practical example on how to perform sandwich attacks on Ethereum

The companion to the Youtube tutorials

An arbitrage bot between Uniswap AMMs

An Omnichain Interoperability Protocol

Demystifying Exploitable Bugs in Smart Contracts

4年打磨-2022年海外一线大厂-以太坊开发教程（a solidity tutorial makes you a dapp expert）WIP

🎚 Peripheral smart contracts for interacting with Uniswap V2

Tutorial for building DeFi arbitrage bots

Multicall: Aggregate multiple constant function call results into one

Basic string utilities for Solidity

A summary and solutions for 200+ CTF blockchain challenges

A collection of helpful contracts and libraries for use with Forge and Foundry

Solidity library for advanced fixed-point math

A book on all things Foundry, available at https://getfoundry.sh.

🔑🔑🔑 next generation token approvals mechanism

🦄 🦄 🦄 🦄 Peripheral smart contracts for interacting with Uniswap v4

Dai Stablecoin System

Build your first app on Optimism!