ethereum

OpenZeppelin Contracts: Secure Smart Contract Development for Engineers

OpenZeppelin Contracts is essentially a library of battle-tested, standard, and reusable smart contracts written for the Ethereum Virtual Machine (EVM), primarily in Solidity

Chainlink for Software Engineers: Bridging On- and Off-Chain Computation

Here's how it's useful, along with how you can get started.Think of a Chainlink node as the "middleware" connecting smart contracts to the outside world