OpenMicrofrontends Specification Released

The OpenMicrofrontends project aims to provide a formal specification for Microfrontends provided by a server. Think of it as OpenAPI for Microfrontends.

The project just released version 1.0.0 of the specification and a generator to create type-safe integration code on the Microfrontend- and the Host Application-side.

Example Description:

$schema: https://open-microfrontends.org/schemas/1-0-0.json
openMicrofrontends: 1.0.0
servers:
- url: 'http://localhost:7890'
  description: Local Test Server
microfrontends:
- name: My First Microfrontend
  assets:
    basePath: /public
    js:
      moduleSystem: ESM
      initial:
        - Microfrontend.js
  rendererFunctionName: startMyFirstMicrofrontend
  config:
    schema:
      type: object
      properties:
        welcomeMessage:
          type: string
      required: ["welcomeMessage"]
    default:
      welcomeMessage: Hello World!
  messages:
    ping:
      publish: true
      subscribe: true
      schema:
        type: object
        properties:
          ping:
            const: true
        required: ["ping"]

Find out more on the project homepage.