Apache is a free and open-source cross-platform web server software.
Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.
PHP is a general-purpose scripting language used for web development.
Prototype is a JavaScript Framework that aims to ease development of web applications.
sIFR is a JavaScript and Adobe Flash dynamic web fonts implementation.
SWFObject is an open-source JavaScript library used to embed Adobe Flash content onto web pages.