React is a widely used JavaScript library for building user interfaces and single-page applications. It follows a component-based architecture and uses a virtual DOM to efficiently update and render UI components

ESLint is a linter for JavaScript that analyzes code to detect and report on potential problems and errors, as well as enforce consistent code style and best practices, helping developers to write cleaner, more maintainable code.

A Progressive Web App (PWA) is a type of web application that uses modern web technologies to provide a native app-like experience to users, including offline functionality, push notifications, and device hardware access. PWAs can be installed on a user's home screen and launched like a traditional app, but do not require a separate app store listing or download.

Redux is a state management library for JavaScript apps that provides a predictable and centralized way to manage application state. It enables developers to write actions and reducers that update the state in response to user interactions, server responses, and other events, and can be used with a variety of front-end frameworks and back-end technologies.