Full-stack's flow state

Create files in app/, get pages, APIs, and WebSockets — server-rendered, type-safe, and hot-reloaded on Bun. Zero config, nothing to pull you out of flow.

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fullstack's flow state

Everything you need, nothing you don't.

A complete full-stack framework on Bun. Type-safe from database to browser.

4ms
dev server startup

Bun-Native Performance

Built from scratch for Bun. No webpack, no babel—just fast.

app/
page.tsx
api/users/route.ts
ws/chat/route.ts

File-Based Everything

Pages, APIs, and WebSockets—all organized by the file system. Zero config.

export async function loader()
→ Server data → SSR + client

Server Data Loading

Loaders run on the server, data flows to pages. SSR and client navigation just work.

api.users.getUser()
→ User (inferred)

Type-Safe API Client

Auto-generated from your routes into .axi/api-client—typed end to end.

S
C

Real-Time WebSockets

Route files in app/ws with pub/sub topics and lifecycle hooks. Built on Bun.

Streaming & SSE

Stream responses with useStream(). Perfect for AI.

openapi → /api/docs

OpenAPI & Swagger

Auto-generated OpenAPI spec and interactive Swagger UI from your routes.

route.body(z.object({...}))

Zod Validation

Validate body, query, and params. Errors handled automatically.

Ready to build?

Get Started

Create your first Axi app in under a minute.

$ axi create my-app

Find your flow state.

A full-stack framework built on Bun — file-based routing, SSR, and a type-safe client, so you stay in flow from first commit to deploy.

Get startedRead the docs