Elysia Has a Free Bun Web Framework — 18x Faster Than Express

Elysia is built for Bun from the ground up. End-to-end type safety, 18x faster than Express, and a plugin ecosystem that covers auth, Swagger, and WebSockets. Why Another Web Framework? Express is 14 years old. It was built for callback-style Node.js. No TypeScript types, no validation, no documentation generation. Fastify improved performance but kept the Node.js overhead. Elysia: built specifically for Bun, with TypeScript as a first-class citizen. What You Get for Free import { Elysia , t } from ' elysia ' ; const app = new Elysia () . get ( ' / ' , () => ' Hello World ' ) . get ( ' /user/:id ' , ({ params : { id } }) => getUser ( id )) . post ( ' /user ' , ({ body }) => createUser ( body ), { body : t . Object ({ name : t . String (), email : t . String ({ format : ' email ' }), }) }) . listen ( 3000 ); End-to-end type safety — route params, query, body, response — all typed Validation built-in — TypeBox schemas validate AND generate TypeScript types 18x faster than Express — Bun's