## Setting Up Next.js 15 with ShadCN & Tailwind CSS v4 (No Config Needed) with Dark/Light Mode in 2025 With the release of Next.js 15 and Tailwind CSS v4, setting up a modern web project has never been easier. This guide walks you through setting up Next.js 15 with ShadCN UI and Tailwind CSS v4, leveraging the latest inline theming approach without needing tailwind.config.ts. We will also integrate dark mode with next-themes, ensuring a seamless experience.

## Setting Up Next.js 15 with ShadCN & Tailwind CSS v4 (No Config Needed) with Dark/Light Mode in 2025
With the release of Next.js 15 and Tailwind CSS v4, setting up a modern web project has never been easier. This guide walks you through setting up Next.js 15 with ShadCN UI and Tailwind CSS v4, leveraging the latest inline theming approach without needing tailwind.config.ts
. We will also integrate dark mode with next-themes
, ensuring a seamless experience.