"Polyhedra" shows the best known solids: prisms, pyramids, regular polyhedra, Archimedean polyhedra, Catalan solids, Johnson solids and Keplero-Poinsot solids. They are represented graphically and you can interact with them by setting the axis of rotation and the transparency. If you access internet, you can also call up the corresponding Wikipedia page. Furthermore, you can display the dual polyhedron, when exists and you can display some stellated polyhedra.
Polyhedra does not collect any type of user data.