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The eXo Web Pack add-on is supported for Enterprise edition.
For Community edition, you can still install it by adding the
Install the eXo Web Pack add-on with the command: addon install exo-web-pack.
After installation, there are two new site templates that appear in the Portal Templates tab when you create a new site.
Select one of the two templates and set the Portal Name in the Portal Settings tab as "WCM". After creating the site, check it at http://mycompany.com:port/portal/WCM.
Simply use the command: addon uninstall exo-web-pack.
The uninstallation does not remove the initialized data. If you want to remove the WCM site, follow Deleting a site, Platform User guide.