Apache is a free and open-source cross-platform web server software.
cdnjs is a free distributed JS library delivery service.
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.
SWFObject is an open-source JavaScript library used to embed Adobe Flash content onto web pages.
Unix is a family of multitasking, multiuser computer operating systems.