WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. Features include a plugin architecture and a template system, referred to within WordPress as Themes.
Drupal is a free and open-source web content management framework written in PHP and distributed under the GNU General Public License.
Joomla, also spelled Joomla! and sometimes abbreviated as J!, is a free and open-source content management system for publishing web content on websites. Web content applications include discussion forums, photo galleries, e-Commerce and user communities and numerous other web-based applications.
Mobile commerce ready. Your online Shopify store includes a built-in mobile commerce shopping cart.
Magento is an open-source e-commerce platform written in PHP. It uses multiple other PHP frameworks such as Laminas and Symfony.