WalletConnect is a protocol and toolset for developers to build secure, interactive, and powerful Web3 experiences. It facilitates wallet connections across the Web3 ecosystem, enabling interoperability and enhancing user experience. WalletConnect offers SDKs and APIs for wallet and app developers, emphasizing security and modularity. Its products, like Web3Modal and Web3Inbox, provide wallet logins and real-time notifications, respectively, supporting developers in creating engaging and user-friendly Web3 applications.