We have a range of Free Divi Child themes.
A Child theme is very similar to a WordPress Theme. In the case of a Child Theme it has to have a parent.
Most of our themes a Divi Child Themes. This means you need the Divi Theme installed for them to work.
Our Child Themes have a series of files and code that are package together to create the desired effect in your Divi Theme.
These files can include custom code that changes the parent theme. This means you can update your parent theme and in most cases have very few problems with your site being impacted by the parent code.
Child Themes are essential for any WordPress site using a commercial or third party theme.