Apache is a free and open-source cross-platform web server software.
Google AdSense is a program run by Google through which website publishers serve advertisements that are targeted to the site content and audience.
jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.
PHP is a general-purpose scripting language used for web development.
PurpleAds is an online advertising solution that businesses use to promote their products and services on Google Search, YouTube and other sites across the web.
Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.