I don't know about this website, but you can take look at reveal.js [1]. It's a pretty powerful open source tool for making similar kind of presentations. [1]

I don't know about this website, but you can take look at reveal.js [1]. It's a pretty powerful open source tool for making similar kind of presentations. [1] https://github.com/hakimel/reveal.js/ https://github.com/hakimel/reveal.js/