Graphisoft BIM Server is a software solution for building information model based team collaboration developed for architects, interior designers and planners by Graphisoft. Graphisoft BIM Server acts as a central file storage, document and version management tool and a framework for facilitating interaction and collaboration between architects working with multiple ArchiCAD instances on the same project file from remote locations over the Internet. The necessary client-side software is a built in component of ArchiCAD versions starting with version 13.
Related Links
http://www.graphisoft.com/bimcloud/overview/