Nginx is a free and open-source high-performance web server. It is also well-known for its reverse proxying, caching, load balancing, and media streaming. Configuring it is made simple, and it has low memory usage. A common misconception is that Apache is easier to use than Nginx – however, Nginx is just as easy-to-use as Apache. In this tutorial, we will show you how to install Nginx on an Ubuntu 18.04 VPS.