Same features as MS outlook plugin is needed for mail program IBM Notes.
IBM Notes write: Integrate, develop and deploy business applications Use the included OpenSocial component to enable third-party access from your inbox. It supports IBM iNotes widgets and Live Text, OpenSocial 2.0 gadgets and embedded experiences, and provides updates to XWork Server to support broader and more flexible license terms. The OpenSocial component also improves IBM Domino Designer and XPages to enable better IBM Notes, web and mobile applications, and provides a range of deployment options.
otherwise - we have to use IBM Connections instead of Filr.