Disqus comments in AMP
Disqus is one of the most popular comments platform in the world. It's a third-party service that hosts and manages comments for pages on your website. To integrate Disqus in a non-AMP website you would copy the Disqus-provided JavaScript code into your web page, configure it, and you're done. With AMP, we have a little bit more work to do, but with amp-iframe we can achieve it.
Configuring Disqus for your site
If you don't already have your site registered with Disqus, you need to do this now. Visit this page disqus.com/admin/install and click the +Create a Site button on the left. Fill out the name of your site and optionally configure the URL, and then click Create Site.
On the next screen, Disqus offers plugins for many common CMSes or platforms such as WordPress and Drupal. We're doing a manual install so you can scroll past all of these to the bottom where you should see a link to Universal Code/Manual install sample code:

Disqus set up
We now need to make a couple...