elysiajs

You can build a type-safe Bun backend by using a Bun-first server framework that unifies routing, validation, and OpenAPI generation to ensure end-to-end type safety from route to response.

Yes, TypeBox validation is integrated directly into the routing layer, automatically validating request data and generating OpenAPI schemas to maintain strict type safety across your backend services.

To set up a minimal Bun server for a REST API, define explicit routes within the framework to quickly create a GET endpoint that returns a simple response like Hello World.

Yes, Eden Treaty integration provides end-to-end type synchronization between your frontend and backend, allowing you to consume backend routes with full type safety without manual API client generation.

The best way to scale a backend with WebSocket support is using a framework that offers a rich plugin architecture and seamless ORM integrations, enabling robust real-time services and scalable deployment.

You should avoid a Bun-first backend framework if your production environment lacks Bun runtime support, as this framework relies explicitly on Bun-first architecture to deliver its integrated type safety and validation features.