Joomla! is a free and open-source content management system (CMS) for publishing web content. Over the years Joomla! has won several awards. It is built on a model–view–controller web application framework that can be used independently of the CMS that allows you to build powerful online applications.
A Content Management System is a software application that can be used to manage the creation and modification of digital content. CMS can be installed on your web host account. After it’s installation you can use your web browser or the CMS software application to access and make changes to your blog or any form of website.