A back-end framework is, more specifically, a collection of models and tools that can aid a developer in creating the framework for a website, web application, mobile app, or piece of software. Well, most of you must confuse the backend with the frontend, but you must understand there is a difference

Frontend frameworks are collections of pre-written code and tools that help developers build UI/UX of a website or web application. These frameworks provide a structured approach to web development, offering a set of reusable components, libraries, and utilities to streamline the process