CloudFlare is displayed prominently in Websites & domains > Applications even if with the following settings in
panel.ini configuration file are set:
# cat /usr/local/psa/admin/conf/panel.ini
commercialAppsEnabled = false
It affects all commercial applications.
Such behavior is known as software issue #PPPM-3236 .
This issue is fixed in Plesk 12.5.30 MU#1. Make sure to install latest updates:
# /usr/local/psa/admin/sbin/autoinstaller --select-product-id plesk --select-release-current --reinstall-patch --install-component base