Apache is a free and open-source cross-platform web server software.
Google Analytics is a free web analytics service that tracks and reports website traffic.
Lightbox is small javascript library used to overlay images on top of the current page.
Prototype is a JavaScript Framework that aims to ease development of web applications.
reCAPTCHA is a free service from Google that helps protect websites from spam and abuse.
Unix is a family of multitasking, multiuser computer operating systems.