Development of fast, flexible and very powerful APIs Development of complete web applications Server-side scripts CLI apps Desktop apps Additionally, probably the biggest advantage of Node.js is one that sets it apart from any other Javascript runtime environment. Real-time web applications With web applications in real-time, the browsers are informed directly about changes. And this is exactly where Node.js comes into play. The programming language enables active communication between the server and the app, whereby the application is notified directly by the server – similar to push notifications for news. Therefore Node.js is the ideal technology to develop a powerful web application with high performance.