Camaleon CMS allows you to create unlimited sites in the same installation with two type of urls, I.E. these sites can be accessed as a subdomain (this is the configuration by default) from the primary site or you can configure a new domain for each site.
Also, with Camaleon CMS you can manage two type of users:
To create a new site, you need to access to main site (first site) and go to settings -> sites -> new site and fill the fields in the form.
Note: Only main site can create another children sites.
Each site can install different themes, plugins, languages: