MetaMask

MetaMask is a self-custodial Web3 wallet. The software is associated with Ethereum account management, mobile self-custody application, and Web3 dApp permissions, which define its main access and usage model. The documented feature set also covers token swap aggregation, cross-chain bridge interface, and MetaMask Snaps extensions, although each function should be checked against the current official release. Relevant reporting includes product updates, distribution changes, vulnerabilities, account-access rules, and confirmed service notices involving MetaMask. Tokens, blockchains, exchanges, and decentralized applications reached through the client keep separate tags; this page is reserved for the wallet software and access model of MetaMask.