The Complex Systems Registry is an Open Source federative platform that has been developed within the FET coordination action Open Network of Centres of Excellence in Complex Systems (ONCE-CS) within the framework of the Complex Systems Society. The aims of this initiative are

* to become the main Information Hub for the Complex Systems Community,
* to offer pre-installed Web facilities to all institutions, projects, working groups, ... of the Complex Systems Community,
* to guarantee the inter-operability between all installed Web sites.