Also for the year 2018 there is no lack of important development goals in the CSG agenda. Last month was presented the new version of the BIM LegoCad, the relese 2018.03. The latest tests by our team of designers has ended. The new version is available to users. Among the most significant news: the implementation of IFC format for BIM, and th integration with FreeCAD, a parametric 3D modeler.