The DEMO version only includes 4 pages:
http://hnp.dev
http://hnp.dev/refactoring-to-serverless-talk-aws-community-day-bengaluru.html
http://hnp.dev/mentoring-at-angelhack-hackathon-bengaluru-aws-amplify.html
http://hnp.dev/Beginner-Guide-How-to-add-Aplify-backend-to-your-React-project-with-ease.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
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