Is canva website used Backbone js..? : <p>I am going to do a web app which is relatively same as <a href="https://www.canva.com/" rel="nofollow noreferrer">canva</a>. I am very eager to know which js framework they used.</p>

<h2>My question:</h2>

<p>They used Backbone js..?</p>

<ul>
<li><p>If yes, why they used for it..? </p></li>
<li><p>If no, what js they used..?</p></li>
</ul>

<p>I searched for the js framework they used in their <a href="https://engineering.canva.com/2015/10/01/tech-talks-august-2015/" rel="nofollow noreferrer">canva engineering site</a>, but can't able to retrieve the details.</p>
