Apache is a free and open-source cross-platform web server software.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
A Javascript Framework for building applications.
Typekit is an online service which offers a subscription library of fonts.
TYPO3 is a free and open-source Web content management system written in PHP.