MetaMask Extension is a crypto wallet and browser extension that allows users to manage digital assets, interact with Ethereum-based dApps, and securely store private keys. Developed by ConsenSys, it supports Ethereum and other blockchains compatible with the Ethereum Virtual Machine (EVM), such as Binance Smart Chain, Polygon, and Avalanche.https://sites.google.com/metemaskonline.com/metamask-extension/home
