Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
ZBrush - ZBrush is a digital sculpting and painting software solution.
Invision - Prototyping and collaboration for design teams
Aartform Curvy 3D - Aartform Curvy 3D is an easy and fast sculpting program for Windows.
Sketch - Professional digital design for Mac.