Uses this JS animation library: http://mojs.io/ https://github.com/legomushroom/mojs https://tympanus.net/Development/Animocons/ Source: How I (re)built the Medium clap effect — and what I got out of the experiment.
Test your website using this google tool. Also provides a free report. I’ve just got my website’s mobile-friendliness score. #TestYourSite to see how mobile visitors experience your website. Source: Mobile Website Speed Testing Tool – Google