Entity browser module
This module was tested on 11th February, using Drupal 8.8.2 with Site Studio 6.0.0 using version 8.x-2.4 of the module.
There are no known issues using the Entity Browser with Site Studio.
A site builder can configure your website to use a specific image browser when browsing for images. It is possible to set one browser for config on your site and another for content. Find out more about these configuration settings here.
Link to the module
The module can be found on Drupal.org here.