Express.js extends the capabilities of JavaScript and is a Node.js web application server framework. You can develop server-side applications using the Node platform which can be launched as a website using the Express framework. With the Express framework, building web and network applications becomes much easier as it provides built-in functionality so that a developer doesn't have to write it from scratch. It mainly helps you organize your application routing and use templates with least effort. The framework allows you to maintain your code and keep it clean. An Express application is a sequence of calls for the middle tier. The middleware has access to the request object and the response object. So, using Express Framework, you can modify request and response objects, add sessions, add post parameters, templates via ejs, mustache, jade, etc., handle errors more efficiently, complete the cycle of request and response, call middleware at the top of the stack, and has a lot more to offer. Express.js gives you Phone Number List a wide range of features such as content negotiation, application-level display options, robust routing, dynamic display helpers, environment-based configuration, and notifications session-based flash. Among all other frameworks available, Express.js is the most popular Node. framework. Express.js is fully customizable and has a gradual learning curve which makes it even more appealing. With the increase in demand for Node.js, Express.js is expected to reach new heights in the future. Therefore, keeping in mind the growth and powerful features of Express.js, many websites are already built on it. So here we bring you a list of 15 websites built with Express.js