ESLint is an incredibly powerful tool for developers. It's an open-source linting utility for identifying and reporting on patterns found in JavaScript code. With ESLint, developers can discover potential issues in their code, and make sure their coding practices conform to a set of standards. ESLint is highly customizable, so developers can easily tailor it to fit their coding style and the needs of their project. It's an invaluable tool for ensuring code quality, and it's easy to integrate into an existing codebase. ESLint is a must-have for any serious developer.