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.

A practical example on how to perform sandwich attacks on Ethereum

这是一个面向中文社区，分析市面上智能合约应用的架构与实现的仓库。

Best resources for Solidity gas optimizations ⛽

Basic string utilities for Solidity

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

A stablizing reserve currency protocol

Utility Solidity library composed of basic operations for tightly packed bytes arrays

Official repository for Paradigm CTF 2021

ERC-1155: Smart Contract Sample Implementation

Ethereum MultiSigWallet

A private payment system for Ethereum-based blockchains, with no trusted setup.

revamped contract

Smart contract and bot implementation that leverages flash swaps while performing arbitrage.