====== Plesk Control Panel ======

  * Plesk Onyx faq: https://docs.plesk.com/en-US/onyx/faq/
  * Plesk release notes for Onyx: https://docs.plesk.com/release-notes/onyx/change-log/

  * Plesk Application Vault is the list of applications owners of websites can easily install: https://docs.plesk.com/en-US/onyx/administrator-guide/server-administration/web-applications/application-vault/troubleshooting-app-installations.68933/#adding-your-apps-to-plesk
  * Plesk recently changed their catalog of available apps for installation on a website account to their own catalog. Their own catalog (May, 2019) has a lot less choices than the previous catalog.
    * Application is no longer available in Plesk applications catalog https://support.plesk.com/hc/en-us/articles/360011761733-Application-is-no-longer-available-in-Plesk-applications-catalog  
  * One of the catalogs: http://apscatalog.com/all-app/
  * Google queries
    * dokuwiki disappeared from plesk applications
    * plesk available applications