four wall is a basic frame shape allows you to even offset the border's of the frame
archway can be used to make archways betweenwalls
cog wheel shape with many parameters can set from 3 upto 50 teeth
Lshape this shape can be very useful for making interia for 3d buildings
3d pi chart shape also good for making pac-man with just a few clicks
roof basic prism shape top point can be off set to make ramps/slopes !
slope die-angle shape gues could be used for struts !
stair shape that has hight length and width parameters and can have upto 50 steps or just set to 1 and have cube with alignment to bottom corner
uv block is cube with cubic mapping orientated to anim8ors viewpoints which can be scale useing non-uniform scale tool from active front viewpoint