JavaScript libraries
jQuery The Write Less Do More JavaScript Library

UI frameworks
Powerful extensible and feature packed frontend toolkit Build and customize with Sass utilize prebuilt grid system and components and bring projects to life with powerful JavaScript plugins

Accessibility
UserWay is a web accessibility overlay for websites that claims to improve compliance with accessibility standards

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

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

Domain parking
Home page of The Apache Software Foundation