Composer.js

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Composer is a simple, light-weight and opinionated framework for rapidly developing scalable REST API services for NodeJS, written in TypeScript.

The framework combines the OpenAPI specification with a simple functional programming model to provide a highly expressive and powerful system for developing REST API services.

Features

  • Built on OpenAPI

  • HTTP 1.x/2.x Web Server

  • Global Configuration

  • Dependency Injection

  • Built-in behaviors for common REST API actions

  • Built-in ORM layer

  • MongoDB support

  • Redis support

  • 2nd Level Caching

  • Authentication

  • Powerful Authorization

  • Prometheseus metrics

Getting Started

Using Composer is as simple as 1-2-3.

Step 1

Define the REST API service using OpenAPI and save it as service.yaml.

Click here for an example.

_images/petstore_example.png

Step 2

Generate the project using the Composer CLI.

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yarn global add @composer-js/cli
composer -i ./service.yaml -o . -t server -l nodejs

Step 3

Start the server!

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yarn install
yarn start