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

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

Examples of Solidity security issues

An arbitrage bot between Uniswap AMMs

To learn common smart contract vulnerabilities using Foundry!

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

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

Contracts of EigenLayer

Semgrep rules for smart contracts based on DeFi exploits

Foundry-based template for developing Solidity smart contracts

Merkle Proof Generator and Validator in Solidity

🦄 Gasless ERC20 swap settlement protocol 🦄

These exercises were created for our Advanced Solidity Bootcamp and open sourced. Learn EVM bytecode with the Huff Language.

Robust, Feature-Rich Solidity Template Repository for Foundry Projects with Scripting, Testing, and Utility Bash Scripts.

Algorithms and data structures implemented in Solidity

HTTP Library for Solidity based on curl

A protocol for private on-chain voting, implemented in Solidity.