Table of Content

There’s no correct way to learn Elysia, but we highly recommended you checkout the Interactive Tutorial first to get familiar with Elysia:

Interactive Tutorial – An interactive experience to learn Elysia with IDE, playground, and more.

First up

We highly recommended you to check out these 2 pages first before getting started with Elysia:

• Key Concept – Core concept of Elysia and how to effectively
• Best Practice – Understand best practice to write Elysia code

llms.txt

Alternatively, you can download:

• llms.txt
• llms-full.txt

and feed it to your favorite LLMs like ChatGPT, Claude or Gemini for a more interactive experience.

If you are stuck

Feel free to ask our community on GitHub Discussions, Discord, and Twitter:

• Discord – Official ElysiaJS discord community server
• Twitter – Track updates and status of Elysia
• GitHub – Source code and development

From other Framework?

If you have used other popular frameworks like Express, Fastify, or Hono, you will find Elysia right at home with just a few differences.

• From Express – Comparison between tRPC and Elysia
• From Fastify – Comparison between Fastify and Elysia
• From Hono – Comparison between tRPC and Elysia
• From tRPC – Comparison between tRPC and Elysia

Essential Chapter

Here are the foundation of Elysia, we highly recommended you to go through these pages before jumping to other topics:

• Route – Understand how routing works in Elysia
• Handler – Learn about how to handle request
• Validation – How to enforce type safety with Elysia
• Lifecycle – Learn different type of lifecycle
• Plugin – Learn how to extend Elysia with Plugin

More Patterns

If you feel like exploring more Elysia features, check out:

• Handler – More pattern on how to send a file, Server Sent Event, etc.
• Web Socket – See how to create real‑time applications with Elysia
• Eden – Learn more about Eden, and how to use it effectively
• Open Telemetry – Learn how to monitor your application with OpenTelemetry
• Deploy to Production – Learn how to deploy Elysia to production

Integration with Meta Framework

We can also use Elysia with meta frameworks like Next.js, Nuxt, Astro, etc.

• Astro – Elysia in Astro Endpoint
• Expo – Elysia in Expo API Route
• Next.js – Elysia in Route Handler
• Nuxt – Elysia in Nuxt Server Route
• SvelteKit – Elysia in SvelteKit Endpoint

Integration with your favorite tool

We have some integration with popular tools:

• AI SDK – Learn how to use Vercel AI SDK with Elysia
• Better Auth – Learn how to use Better Auth with Elysia
• Drizzle – Elysia provides a type‑safe utility with Drizzle
• Prisma – Learn how to use Prisma with Elysia
• React Email – We can use JSX to create email templates

We hope you will love Elysia as much as we do!