eXc Software is now a part of Quest Software.
For an overview of products that extend the power of Microsoft Systems Center Operations Manager and Microsoft System Center Configuration Manager to over 350 non-Windows systems and devices, go to quest.com/system-center.
Or for more information about specific solutions:
For products that extend System Center Configuration Manager 2007 and Microsoft SMS 2003.
For products that add value to System Center Data Protection Manager 2007
For existing customers who wish to download Instrumentation Packs (formerly known as eXc virtual agents), browse the appropriate libraries from the following link: http://www.management-extensions.org