permalink	title	section	tags
init/index.html	Create Open Web Components	guides	guides

Create Open Web Components

Web component project scaffolding.

Usage

npm init @open-wc

WARNING

npm init requires node 18 & npm 6 or higher

This will kickstart a menu guiding you through all available actions.

$ npm init @open-wc
npx: installed 14 in 4.074s
        _.,,,,,,,,,._
     .d''           ``b.       Open Web Components Recommendations
   .p'      Open       `q.
 .d'    Web Components  `b.    Start or upgrade your web component project with
 .d'                     `b.   ease. All our recommendations at your fingertips.
 ::   .................   ::
 `p.                     .q'   See more details at https://open-wc.org/docs/development/generator/
  `p.    open-wc.org    .q'
   `b.     @openWc     .d'
     `q..            ..,'      Note: you can exit any time with Ctrl+C or Esc
        '',,,,,,,,,,''


? What would you like to do today? › - Use arrow-keys. Return to submit.
❯  Scaffold a new project
   Upgrade an existing project

Our generators are very modular you can pick and choose as you see fit.

Options

You may pass options to skip the CLI wizard in part or in whole.

Option	Type	Description
--destinationPath	path	The path the generator will write files to
--type	scaffold|upgrade	Choose scaffold to create a new project or upgrade to add features to an existing project
--scaffoldType	wc|app	The type of project to scaffold. wc for a single published component, app for an application
--features	linting|testing|demoing|building	Which features to include. linting, testing, demoing, or building
--typescript	true|false	Whether to use TypeScript in your project
--tagName	string	The tag name for the web component or app shell element
--installDependencies	yarn|npm|false	Whether to install dependencies. Choose npm or yarn to install with those package managers, or false to skip installation
--writeToDisk	true|false	Whether or not to actually write the files to disk
--help		This help message

Scaffold generators

These generators help you kickstart a new app or web component. They will create a new folder and set up everything you need to get started immediately.

Example usage:

npm init @open-wc
# Select "Scaffold a new project"

Available scaffold generators:

• Web Component
  This generator scaffolds a starting point for a web component. We recommend using this generator when you want to develop and publish a single web component.
  

• Application
  This generator scaffolds a new starter application. We recommend using this generator at the start of your web component project.
  

Features

The above generators are the perfect playgrounds to prototype. Add linting, testing, demoing and building whenever the need arises.

Example usage:

cd existing-web-component
npm init @open-wc
# select "Upgrade an existing project" or add features while scaffolding

Available Upgrade features

• Linting
  This generator adds a complete linting setup with ESLint, Prettier, Husky and commitlint.
  

• Testing
  This generator adds a complete testing setup with Web Test Runner.
  

• Demoing
  This generator adds a complete demoing setup with Storybook.
  

• Building
  This generator adds a complete building setup with Rollup.
  

For information on how to extend and customize the generator, see the docs page

Commands