1)   3D Shop ModelView 1.0
ModelView is an exact 3D model geometry viewer that allows the manipulation of CAD data. This open viewer provides wide access to 3D models in the most popular file formats (dxf, Step, VRML, IGES, CATIA, UG, Pro/E, ACIS, PARASOLID) and data standards (brep, stl, wrl, stp)
cad, viewer, iges, step, vrml, stl, exact, 3d, model, b-rep,