MetaMask is a bridge to Distributed web of tomorrow. It allows you to run Ethereum dApps right in your browser without running a full Ethereum node.
MetaMask includes a secure identity vault, provides user interface to manage your identities on different sites and sign blockchain transactions.
You can install MetaMask add-on in Chrome, Firefox, Opera, and Brave browser
. www.MetaMask.ioMetaMask for ChromeMetamask for FireFox MetaMask for Opera