If you're using Next.js with TypeScript and Tailwind CSS , setting up ESLint correctly is harder than it should be. Most guides either: cover only basics ignore Tailwind or don’t scale for real projects This guide gives you a complete, scalable ESLint setup for Next.js . What we want from ESLint in Next.js A good setup should: support TypeScript enforce React hooks rules align with Next.js best practices handle Tailwind CSS properly scale across projects Installation npm install -D eslint@^9 @eslint/js typescript-eslint eslint-plugin-react eslint-plugin-react-hooks @next/eslint-plugin-next eslint-plugin-tailwindcss prettier prettier-plugin-tailwindcss Enter fullscreen mode Exit fullscreen mode Minimal setup import createNextConfig from " @iamankeshsharma/eslint-config/next " ; export default createNextConfig (); Enter fullscreen mode Exit fullscreen mode Why this works better Instead of manually combining multiple configs, this approach: standardizes rules reduces setup complexity avoids config conflicts…