Open Active Democracy (Opna lýðræðiskerfið) is a merge between:

NationBuilder by Jim Gilliam

http://github.com/jgilliam/nationbuilder
http://www.jimgilliam.com/
http://www.jimgilliam.com/
http://twitter.com/jgilliam

and

Open Direct Democracy by Róbert Viðar Bjarnason and Gunnar Grimsson
http://github.com/rbjarnason/open-direct-democracy