Managing Dependencies
As you're developing your Ember app, you'll likely run into common scenarios that aren't addressed by Ember itself, such as authentication or using SASS for your stylesheets. Ember CLI provides a common format called Ember Addons for distributing reusable libraries to solve these problems. Additionally, you may want to make use of front-end dependencies like a CSS framework or a JavaScript datepicker that aren't specific to Ember apps. Ember CLI supports installing these