소개
Nest OpenAPI provides a comprehensive, modular toolkit designed to streamline the development of NestJS applications using an OpenAPI-first approach. It leverages your OpenAPI specification as the single source of truth to automate critical aspects like request/response validation, high-performance serialization, and even spec-driven mock server generation. This allows developers to build robust, consistent, and performant APIs with less boilerplate, integrating seamlessly with existing NestJS projects and supporting both Express and Fastify adapters.