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.

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

The Lens Protocol

Web3/Solidity based wargame

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

Basic string utilities for Solidity

Code examples showing how to use the Provable API on Ethereum

Implementation of the Farcaster contracts

sudoAMM Protocol

Payment via the bonding curve and yield farming.