OpenZeppelin Contracts is a library for secure smart contract development.

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

All the learning projects code from Metaschool website.

Dai Stablecoin System

Official repository for core projects comprising the Celo platform

Solidity implementation of the Frax Protocol

Hardhat plugin to deploy your smart contracts across multiple EVM chains with the same deterministic address.

Smart contracts that powers the PoS (proof-of-stake) based bridge mechanism for Matic Network

All the contracts related to the Defi Saver ecosystem

An upgradeable, meta-transaction-enabled smart wallet for earning interest on stablecoins while retaining custody of funds, with an added security backstop provided by Dharma Labs.

The easiest way to build smart contracts on Avalanche.

Long-tail NFT MEV via NFTX flashloans (McGoblinBurger NFTs)

A simple and sufficient ERC20 implementation

Bread for the people!

FxPortal for Polygon (Previously Matic) chain. No mapping. Seamless.

This DAPP was used to send token or ETH to multiple addresses in one transaction, and that can help user to save more tx fee and time than sending one by one

Cross-chain EVM-based token data.

Staging repo for MakerDAO weekly executive spells

v2 implementation of the Yield Protocol debt vaults

Autocompounder contracts written in Solidity

Foundry-based repo for V2 tools, expansions, new vaults, and surrounding infrastructure.

Smart contracts for the Gnosis Protocol v2

Updatable, unobtrusive Solidity authorization pattern

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

Utility contracts for Yield v2

Cross-chain deployed Smart-contract to detect Honeypot and Slippage for DeFi tokens.

Pickle Protocols

Gas-efficient contract for distributing any amount of any ERC20 token to a weighted list of addresses of arbitrary size.

Nomad Monorepo -- SDKs, Contracts, and more!