Sigsiu.NET GmbH is a software development company. We are specialized in developing add-ons for the web content management system Joomla!.

Sigsiu.NET GmbH has developed the directory component and content construction kit (CCK) SOBI for Joomla! which is published under the GNU/GPL license. Additionally we offer a lot of add-ons for SOBI which enhance the functionality of this component.