Joomla is an open-source CMS (Content Management System) platform that is completely free to use. It's highly secure so the websites developed on these platforms render security and efficient performance. Moreover, it comes with advanced CMS features to help businesses in effective management of their content and day-to-day business operations. You can leverage multiple design templates to customize it according to your brand. So, you can consider this platform to build powerful, flexible, and reliable websites.