Miscellaneous
Positioning tooltips and popovers is difficult Popper is here to help Popper is the de facto standard to position tooltips and popovers in modern web applications

Ecommerce
The World Wide Web Consortium W3C develops standards and guidelines to help everyone build a web based on the principles of accessibility internationalization privacy and security

JavaScript libraries
GSAP is an industry standard JavaScript animation library from GreenSock that lets you craft high performance animations that work in every major browser