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.

🦄 🦄 🦄 🦄 Core smart contracts of Uniswap v4

Best resources for Solidity gas optimizations ⛽

🎚 Peripheral smart contracts for interacting with Uniswap V2

Solidity library for advanced fixed-point math

Semgrep rules for smart contracts based on DeFi exploits

🦄 Gasless ERC20 swap settlement protocol 🦄

LI.FI Smart Contracts

Smart Contracts for Celer State Guardian Network (SGN) V2 and cBridge V2

Utility contracts for Yield v2

reproduce kyber-elastic exploit

Contracts for the Chainhop Interchain DEX Aggregator

Solutions for Solidity challenges in MetaTrust CTF September 2023.

Low Noise Semgrep Security Rules