Currently there are many Open Source content management software that are completely free, such as WordPress, Drupal, Joomla and others.
Characteristics of the most used CMS currently:
Some pages developed about WordPress:
However, because it is one of the most used CMS, it presents a series of difficulties with its security, which is why it is necessary to install security plugins that must be updated to solve this problem.
In this sense we can conclude that WordPress is a good choice for the characteristics and interface for the development of projects in which content and positioning (SEO) are important.
Some pages developed in Drupal:
The difference between other CMS and Drupal stands out that it is supported by the organization who are constantly evaluating the correct functioning of all the modules, the quality of their code, the quality of the generated pages, the respect for the standards of the web.
After knowing the characteristics and benefits of each of these CMS, you can select the most appropriate for the development of the project, taking into account each of its particularities when creating a web page, design a Mobile App or an Application .