is-core-module is a vital utility for Node.js developers. This package efficiently determines if a given string corresponds to a native Node.js core module like 'fs' or 'http'. It offers both a synchronous and asynchronous interface, supporting various Node.js versions. The module is lightweight and performant, making it ideal for build tools, linters, and other applications requiring core module identification. Developers can confidently rely on is-core-module to correctly identify native modules, streamlining development workflows and improving code clarity.