Logology - Get a designer-quality logo for your startup in 5 minutes.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
LogoFreeway - Logo Creator / Logo Maker
Autodesk 3DS Max - 3ds Max is software for 3D modeling, animation, rendering, and visualization. Create stunning game enrivonments, design visualizations, and virtual reality experiences.
My Brand New Logo - Create your own professionally designed logo in 30 seconds. For freelancers, start-ups and other companies.
ZBrush - ZBrush is a digital sculpting and painting software solution.