Sunny 3D Alternatives

Blender is the free and open-source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing, video editing, and motion tracking.

MakeHuman is an interactive modelling tool for creating realistic 3D human characters. These models can be exported to several computer graphics and animation platforms including Blender, Unity 3D, Unreal Engine, OpenSim and Second Life.

The all-in-one-digital sculpting solution.

Bforartists is a complete 3D suite to create 3D content. It offers you the full 3D art pipeline to create game graphics, prerendered movies and stills.

Sketchfab is the first web service to publish interactive 3D content online in real-time without plugins.

pixiv has released "VRoid Studio", a character maker that allows users to create, in easy steps, 3D model characters which can be used in various VR\AR platforms as well as the production 3DCG animation and games.

MODO is a fully featured 3D content creation application, famous primarily for it's modelling capabilities, MODO also offers a fast renderer, sculpting, painting, dynamics and animation tools.

3D-Coat is the one application that has all the tools you need to take your 3D idea from a block of digital clay all the way to a production ready, fully textured organic or hard surface model.

Autodesk Mudbox digital sculpting and texture painting software offers 3D modeling professionals the ability to quickly and easily create highly detailed organic and inorganic 3D assets.

Rocket 3F is polygonal modeller created for Concept Artists and Designers.