<a href="https:&#x2F;&#x2F;github.com&#x2F;AnimatorPro&#x2F;Animator-Pro" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;AnimatorPro&#x2F;Animator-Pro</a>
Direct descendant (by Jim Kent) of Cyber-Paint on the AtariST. Also Tom Hudson of CAD-3D went on to AutoDesk with 3D Studio.