PHP is used by many well-known companies and IT behemoths to run their servers and produce a tonne of fantastic things. Facebook: PHP is used to power Facebook's website. In exchange, the company created an implementation of Hip Hop for PHP as a way of giving back to the neighbourhood. Wikipedia was developed in PHP and is one of the largest online databases of knowledge on any subject. CMSs (content management systems): PHP was used to construct WordPress, the most popular CMS on earth. Other content management systems, like Drupal, Joomla, and Magento, are also developed using PHP. PHP is also used by Shopify. Web hosting services: Many web hosting services, such as BlueHost, SiteGround, and Whogohost, run their hosting servers using PHP.