MINOS is a three dimensional solid CAD package.

Features of MINOS include: fast hidden line removal; a variety of solid shapes, including extrude, revolve, pipe, cylinder, and pocket); topological functions (fuse cut common); 3D geometric constructions; an IGES facility; shading; printing; hatches; polygon mesh; line constructions; the ability to output VRML 2.0 format; and more.