TANSTACK START
The framework for next generation AI applications
Full-stack framework powered by TanStack Router for React and Solid. Build modern applications with server functions, streaming, and type safety.
"Hello, Elysia is running"
Powerful Server Functions
Write server-side code that seamlessly integrates with your client components. Type-safe, secure, and simple.
Flexible Server Side Rendering
Full-document SSR, streaming, and progressive enhancement out of the box. Control exactly what renders where.
API Routes
Build type-safe API endpoints alongside your application. No separate backend needed.
Strongly Typed Everything
End-to-end type safety from server to client. Catch errors before they reach production.
Full Streaming Support
Stream data from server to client progressively. Perfect for AI applications and real-time updates.
Next Generation Ready
Built from the ground up for modern web applications. Deploy anywhere JavaScript runs.