New trends in open source CRM systems enable better user interaction “inside the browser”, with the advent of html5 and new client-side technologies (javascript frameworks, angular.js and the new polymer concept to name a few). The creation of a new client application that connects to a “core” CRM system will permit to share the best of both worlds, benefitting from the user interaction possible thank to new technologies and the reliability of a well established opensource CRM, the coreBOS eco-system.