Missing a feature in your favourite web app? Implement it on the client side!

<!--HTML-->Even the most feature-rich web application can miss some specific functionality that you need. If the application is open source, you may try to implement that missing feature, and hope it’s included in future releases. However, there is often a quicker (albeit dirtier) solution: use client-side technologies such as JavaScript and CSS. Let’s see a few examples of how to extend Indico service’s functionality.