Getting Started with Next.js and MDX

Learn how to set up a blog system using Next.js App Router and MDX for a powerful developer experience.

Harry Tran
2 min read · 281 words

#Getting Started with Next.js and MDX

MDX is a powerful format that lets you seamlessly write JSX in your Markdown documents. This makes it perfect for technical blogs where you want to include interactive components alongside your content.

#What is MDX?

MDX allows you to use JSX directly in your Markdown files. This means you can:

  • Import and use React components
  • Write interactive examples
  • Create rich, engaging content

Here's a simple example:

jsx
import { Button } from '@/components/ui/button'
# My Blog Post
This is a paragraph with a <Button>clickable button</Button> inside!

#Setting Up MDX with Next.js

To get started with MDX in Next.js, you'll need to install a few packages:

bash
npm install @next/mdx @mdx-js/loader @mdx-js/react

Then configure your next.config.js:

javascript
import createMDX from '@next/mdx'
const withMDX = createMDX({
// Add any MDX options here
})
export default withMDX({
pageExtensions: ['js', 'jsx', 'md', 'mdx', 'ts', 'tsx'],
})

#Benefits of Using MDX

  1. Developer Experience: Write content in Markdown with the power of React
  2. Reusable Components: Create components once, use them across all posts
  3. Type Safety: Full TypeScript support when using .mdx files
  4. SEO Friendly: Generates static HTML for optimal performance

#Code Syntax Highlighting

MDX supports syntax highlighting out of the box. Here's some TypeScript:

typescript
interface BlogPost {
title: string
date: string
description: string
tags: string[]
}
function formatDate(date: string): string {
return new Date(date).toLocaleDateString()
}

#Conclusion

MDX provides an excellent foundation for developer blogs and documentation sites. It combines the simplicity of Markdown with the power and flexibility of React components.

Try it out in your next project - you won't be disappointed!