Alfresco Presence in Share Currently is a PoC for presence in Alfresco Share, in the Site Members dashlet.
The module cannot be configured (currently) and will try the following by priority: 1. Find and enable MS Lync presence via ActiveX or FF object (not thoroughly tested, help?) - Only on Windows and IE or FF. Enable a Alfresco local presence via client periodic posts to repo
GNU Library or "Lesser" General Public License (LGPL)