Viem is used in production today–with over 450k weekly downloads–by popular Applications, Wallets, and Libraries such as: Gitcoin, Coinbase + Base, Stripe, Shopify, Optimism, ENS, Zora, WalletConnect, PancakeSwap, Sushi, Friend.tech, Rainbow, and more.
Viem is a low-level TypeScript Interface that provides lightweight, composable, and type-safe building blocks for Ethereum – enabling developers to bridge between the "Interface Layer" and the "Network/Protocol Layer" of their applications, wallets, APIs, scripts and more.