OpenZeppelin Contracts is a library for secure smart contract development.

Reproduce DeFi hacked incidents using Foundry.

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

🚀 Try the Learn EVM Explorer we just launched!!!

Demystifying Exploitable Bugs in Smart Contracts

weird erc20 tokens

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

Simple, intentionally-limited versions of web3 protocols & apps.

Basic string utilities for Solidity

💰One stop shop for Ethereum ABIs, addresses, and Solidity interfaces!

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

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

🔑🔑🔑 next generation token approvals mechanism

Dai Stablecoin System

Official repository for core projects comprising the Celo platform

Smart contracts which are formally verified

Contracts of EigenLayer

Semgrep rules for smart contracts based on DeFi exploits

(Aragon 1) Reference implementation for aragonOS: a Solidity framework for building complex dApps and protocols

Minimi Token. ERC20 compatible clonable token