@types/wait-on provides TypeScript definitions for the 'wait-on' npm package. This invaluable resource offers type safety and improved developer experience when working with 'wait-on' in TypeScript projects. By installing these definitions, developers can leverage static analysis, autocompletion, and compile-time error detection related to 'wait-on's API. This package simplifies using 'wait-on' within a TypeScript environment, ensuring correct usage and promoting maintainable code.