In most of the recent frameworks, you must have came across concept called Component. Component has became integral part of JS development these days. Those are independent and reusable bits of code, which make your code looks much more cleaner and maintainable. Here in this article, we will look into “Contextual Component” to write more flexible and expressive interfaces for your components in Ember.js framework. Problem: While working on one of the Ember.js application, we came across a requirement of adding a drop-down in the project. There were already two drop-down components, but they were very tightly coupled