NestJS

NestJS#

NestJS is a progressive Node.js framework for building efficient, reliable, and scalable server-side applications. It uses TypeScript and combines elements of OOP (Object Oriented Programming), FP (Functional Programming), and FRP (Functional Reactive Programming).

👉 New to App-Generator? Sign IN with GitHub or Generate Web Apps in no time (free service).

Key Features#

  • TypeScript-based: Built with and fully supports TypeScript

  • Architectural: Implements a modular architecture inspired by Angular

  • Versatile: Supports REST, GraphQL, WebSockets, and microservices

  • Dependency Injection: Built-in powerful DI container

  • Testing: Testing utilities included out of the box

  • ORM Integration: Works with any database through ORM support

  • Middleware: Robust middleware system with built-in guards and interceptors

Quick Start#

import { Controller, Get, Module, NestFactory } from '@nestjs/core';

@Controller()
class AppController {
@Get()
getHello(): string {
    return 'Hello World!';
}
}

@Module({
controllers: [AppController],
})
class AppModule {}

async function bootstrap() {
const app = await NestFactory.create(AppModule);
await app.listen(3000);
}
bootstrap();

Install and run:

npm i -g @nestjs/cli
nest new project-name
cd project-name
npm run start:dev

NestJS provides an out-of-the-box application architecture that enables developers to create highly testable, scalable, loosely coupled, and easily maintainable applications, making it ideal for enterprise-grade applications.

Resources#