Harpy.js

A progressive Node.js framework for building efficient and scalable server-side applications with NestJs & React SSR.

Harpy combines the power of NestJS with React server-side rendering, delivering lightning-fast performance with 1-7ms render times and automatic client hydration.

Core VersionCLI VersionPerformance
Fastify

Fastify

Built on Fastify, one of the fastest web frameworks. Delivers exceptional performance with minimal overhead.

NestJS

NestJS

Leverage the full power of NestJS for flexible, extensible, and scalable server-side applications.

React Components

React Components

Server-side rendering with React 19, automatic hydration, and seamless client-side interactivity.

Tailwind + shadcn

Tailwind + shadcn

Beautiful UI with Tailwind CSS and shadcn components. Build stunning interfaces faster.