OneDrive is your personal site on Microsoft SharePoint Server 2013 or later.
My Site is your personal site on Microsoft SharePoint 2010.
harmon.ie gives you easy access to documents on SharePoint OneDrive / My Sites, both on your own personal site and on other users’ personal sites.
To add OneDrive or My Site to the list of sites:
Add a site to harmon.ie. If OneDrive/My Site is defined for your user, it is automatically added to the list of SharePoint sites.
If a custom My Site host is configured, you must map its URL to the SharePoint server URL. For more information, read the knowledge base article Access Custom OneDrive/My Sites in harmon.ie.