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

JavaScript libraries
jQuery The Write Less Do More JavaScript Library

Tag managers
Google Tag Manager helps make website tag management simple with tools solutions that allow small businesses to deploy and edit tags all in one place

JavaScript libraries
slick is a responsive carousel jQuery plugin that supports multiple breakpoints CSS3 transitions touch events swiping much more

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
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Mathias Bynens is a web standards enthusiast currently working on Chrome at Google