Remix Fastify screenshot

Remix Fastify

Author Avatar Theme by Mcansh
Updated: 9 Jan 2026
218 Stars

Fastify server request handler for Remix & React Router

Overview

The Remix Fastify package is a lightweight and efficient server-side rendering (SSR) framework for building modern web applications. It combines the power of Remix, a React framework for building server-rendered applications, with Fastify, a fast and low-overhead web framework for Node.js. With Remix Fastify, developers can easily create dynamic and performant websites that deliver a seamless user experience.

Features

  • Server-side rendering (SSR): Remix Fastify enables server-side rendering of React components, allowing for faster page loads and improved search engine optimization (SEO).
  • Efficient routing: Remix Fastify provides a powerful routing system that allows developers to define routes for their application, making it easy to map URLs to specific pages or components.
  • Data fetching: With Remix Fastify, developers can easily fetch data from external APIs or databases during the server-side rendering process, ensuring that the rendered pages are always up-to-date and accurate.
  • Built-in caching: Remix Fastify includes built-in caching mechanisms that help improve performance by reducing the amount of unnecessary data fetching and rendering.

Installation

To install the Remix Fastify package, follow these steps:

  1. Install Remix Fastify using npm:

    npm install @remix-run/fastify
    
  2. Import the Remix Fastify package in your application:

    const { createRequestHandler } = require("@remix-run/fastify");
    
  3. Create a Fastify server and configure it to use Remix Fastify:

    const fastify = require("fastify")();
    
    // Use Remix Fastify as the request handler
    fastify.all("/*", createRequestHandler({ getLoadContext }));
    
    // Start the Fastify server
    fastify.listen(3000, (err) => {
       if (err) throw err;
       console.log("Server listening on port 3000");
    });
    
  4. Open your browser and visit http://localhost:3000 to see the application running with Remix Fastify.

Summary

Remix Fastify is a powerful server-side rendering framework that combines the best features of Remix and Fastify. With its efficient routing system, data fetching capabilities, and built-in caching mechanisms, developers can easily create high-performance web applications that offer a seamless user experience.