What you will need ✅ 1. The **Chrome** web browser - [Download here](https://www.google.com/chrome/browser/desktop/) 2. The **Metamask** Chrome extension - [Download here](https://chrome.google.com/webstore/detail/metamask/nkbihfbeogaeaoehlefnkodbefgpgknn) Metamask allows you to sign Ethereum transactions *without* running a full Geth node. Contract Programming