Functions Framework for Node.js

Functions Framework for Node.js is a lightweight runtime library that allows developers to write and run portable serverless functions locally or in cloud environments using standard Node.js. It provides a consistent execution model that mimics Google Cloud Functions, enabling developers to build, test, and debug functions on their local machine before deploying them to production. The framework supports multiple function signature types, including HTTP-based functions and event-driven functions, and automatically parses incoming request payloads into structured objects that can be easily consumed by application logic. It also includes support for CloudEvents, allowing seamless integration with event-driven architectures and modern cloud-native systems. By abstracting the underlying infrastructure, the framework enables developers to focus on business logic while maintaining compatibility with platforms like Cloud Run and Cloud Functions.