Apache is a free and open-source cross-platform web server software.
Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising.
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.
Open Graph is a protocol that is used to integrate any web page into the social graph.
OXID eShop Professional Edition is an e-ommerce platform for both small start-up companies and experience online retailers with a wide range of functions, software maintenance and support.
PHP is a general-purpose scripting language used for web development.