The LEMP software stack is a group of software that can be used to serve dynamic web pages and web applications.

A "LAMP" stack is a group of open source software that is typically installed together to enable a server to host dynamic websites and web apps. This term is actually an acronym which represents the Linux operating system, with the Apache web server.ds.

Node.js is a JavaScript platform for general-purpose programming that allows users to build network applications quickly. By leveraging JavaScript on both the front- and back-end, development can be more consistent and designed within the same system.