Oh The horror, OpenScad. Generates some random styles including some in lower detail.
How i made it
Intersection of.
To some generic pattern cube.
Cut one or more from the other like so.
Voila!
And again for good measure.
Nice!
Scale for fit.
Union three of them for flare and panoply.
Annie, get your gun(s).
Turret and hull is principle.
Sub assemblies of tracks and skirt.
Nothing strange.
Now you know how its made.