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

CMS
A time saving tool for developers It detects outdated browsers and advises users to upgrade to a new version

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