Nadmin Studio was a commercial content management system developed by Hong Kong Linux Center (HKLC) in 2001. The package included a customized Red Hat Linux distribution and the Midgard Content Management Framework

The product was moved into the maintenance of an international Open Source community under the name Aegir in 2002. On August 9 2003 HKLC changed Aegir's license from Nadmin Studio Interface License to GNU General Public License.

HKLC donated Nadmin Studio's Documentation to the Midgard community in November 12 2003.