Photo galleriesJavaScript libraries
Open source JavaScript image gallery and lightbox

Widgets
Pinterest is an image sharing and social media service designed to enable saving and discovery of information

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

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

Font scripts
Typekit is an online service which offers a subscription library of fonts

CDN

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