# ember > The Ember.js command-line utility. > Used for creating and maintaining Ember.js applications. > More information: . - Create a new Ember application: `ember new {{my_new_app}}` - Create a new Ember addon: `ember addon {{my_new_addon}}` - Build the project: `ember build` - Build the project in production mode: `ember build -prod` - Run the development server: `ember serve` - Run the test suite: `ember test` - Run a blueprint to generate something like a route or component: `ember generate {{type}} {{name}}` - Install an ember-cli addon: `ember install {{name_of_addon}}`