Node.js

Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. It is a popular platform for building server-side applications, and it is known for its ability to handle a large number of concurrent connections efficiently.

Node.js uses an event-driven, non-blocking I/O model, which makes it lightweight and efficient. It is well-suited for building real-time, scalable network applications, and it is often used for building web servers, real-time messaging systems, and other types of networked applications.

Node.js includes a number of built-in modules for common tasks, such as reading and writing to the file system, making HTTP requests, and working with databases. It also has a large, active community of developers who have created a wide range of third-party modules that can be easily integrated into Node.js applications.

Overall, Node.js is a powerful and popular platform for building server-side applications, and it is known for its performance, scalability, and ease of use. It is an excellent choice for building real-time, networked applications, and it is widely used in a variety of contexts, including web development, mobile development, and IoT.