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.
Ionicons is an open-source icon set crafted for web, iOS, Android, and desktop apps.
Optimizely is an experimentation platform that helps developers build and run A/B tests on websites.
PHP is a general-purpose scripting language used for web development.
Pinterest is an image sharing and social media service designed to enable saving and discovery of information.