Metamask is a browser extension that provides users with access to Ethereum blockchain applications without the need to run an Ethereum node. It can be used for a variety of tasks such as sending and receiving Ethereum, managing ERC-20 tokens, interacting with smart contracts, and participating in decentralized applications. To get started with Metamask, users first need to download and install the extension on their browser. After installing, Metamask will prompt users to create or import a ...