JavaScript libraries
Touch enabled jQuery plugin that lets you create beautiful responsive carousel slider

JavaScript libraries
jQuery The Write Less Do More JavaScript Library

CDN
Search millions of open source JavaScript packages on Skypack Free to use

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