Both interesting because it sets my inner geek afire and because it is a software business with an interesting model (selling 3D printed plastic with mass-customizable IP to people with higher-than-usual utility for exactly that offering):
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They also sell a subscription service that makes it more useful for making a ton of characters and getting 2D images of them.
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Even more interesting they went a level up and made abstract tools for it so they could go into other segments: skycastlestudios.com
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The modeling tools also let people break the rules, so the defaults look good but power users can make things well outside of supported use cases. For example, check out the Lancer mecha people are designing:







