File Based Routing in Remix: How It Works and When to Use

File based routing in Remix means that the app's URL structure is created automatically from the files and folders inside the routes directory. Each file corresponds to a route, so you just add or rename files to change your app's pages without extra configuration.

How It Works

File based routing in Remix works like a map where each file or folder inside the routes directory represents a path in your website. Imagine your website as a city and the files as street signs: the folder names and file names tell Remix where to go when someone visits a URL.

For example, a file named about.jsx inside routes becomes the /about page. If you create a folder named blog with a file $post.jsx inside it, that becomes a dynamic route /blog/:post page. Remix reads this structure automatically and sets up the navigation for you.

This means you don’t have to write extra code to define routes. Just organize your files and Remix handles the rest, making it easy to add, remove, or change pages by working with files and folders.

Example

This example shows a simple Remix routes folder with two pages: a home page and an about page.

jsx

routes/
  index.jsx
  about.jsx

// index.jsx
export default function Index() {
  return <h1>Home Page</h1>;
}

// about.jsx
export default function About() {
  return <h1>About Page</h1>;
}

Output

<h1>Home Page</h1> when visiting <code>/</code> and <h1>About Page</h1> when visiting <code>/about</code>

When to Use

Use file based routing in Remix whenever you want a simple and clear way to manage your app’s pages without writing routing code. It is perfect for projects where the URL structure matches the file organization, like blogs, portfolios, or small to medium websites.

This approach helps you focus on building pages and features instead of configuring routes. It also makes your project easier to understand for new developers because the folder structure shows the site layout clearly.

Key Points

• Routes are created automatically from files and folders inside the routes directory.
• File names map directly to URL paths, making routing intuitive.
• No extra routing configuration code is needed.
• Nested folders create nested routes for complex layouts.
• Easy to add, remove, or rename pages by managing files.

Key Takeaways

File based routing in Remix creates routes automatically from the routes folder structure.

Each file corresponds to a URL path, simplifying navigation setup.

No manual route configuration is needed, reducing boilerplate.

Nested folders allow building nested routes and layouts easily.

It is ideal for projects where URL structure matches file organization.