Node.js Runtime Environment Overview

Node.js, abbreviated as Node, is an open-source, cross-platform JavaScript runtime environment. It enables running JavaScript code outside of browsers. Founded by Ryan Dahl in 2009, Node.js utilizes the V8 JavaScript engine from Google Chrome, supporting Windows, Linux, Unix, and macOS. Known for its event-driven, non-blocking I/O model, Node.js excels in handling concurrent connections, ideal for real-time applications like online games, chat apps, and communication services. Its modular architecture and npm (Node Package Manager) facilitate code sharing, fostering a robust ecosystem. Beyond server-side development, Node.js is used for toolchains, desktop apps, and IoT devices. It supports file system operations, database management, and network requests, enabling developers to create full-stack applications in JavaScript, enhancing efficiency and agility. Major enterprises like Netflix, PayPal, and Walmart leverage Node.js for improved performance and streamlined development, meeting market demands swiftly.