Middleware is not a new concept in web development. It is typically associated with backend frameworks like Express.js, where there is a lot of authentication, logging, etc. Because of its inherent advantages, middleware has gained significant traction in the frontend.

Frontend frameworks such as React are adopting it as a way to handle complex functionalities during state management. In this guide, we’ll walk you through the concept of middleware in React and how to use it to enhance your React app’s functionality and manage application flow effectively.