Apache is a free and open-source cross-platform web server software.
Contao is an open source CMS that allows you to create websites and scalable web applications.
Font Awesome is a font and icon toolkit based on CSS and Less.
Lightbox is small javascript library used to overlay images on top of the current page.
PHP is a general-purpose scripting language used for web development.
Typekit is an online service which offers a subscription library of fonts.