Sculptris

Sculptris is an elegant, powerful and yet easy to use 3D sculpting software, allowing the artist in you to simply focus on creating amazing 3D artwork.

Free Mac OS X Windows

SculptGL

SculptGL is a browser-based 3d-modeling application.

Free Web

meshmixer

meshmixer is an experimental 3D modeling tool for making 3D mashups without too much hassle. The goal of meshmixer is to make it easy to compose new 3D models from existing meshes.

Free Mac OS X Windows

Sharp Construct

SharpConstruct is an OpenGL graphics application that supports real-time sculpting of polygon meshes. The process is similar to painting on a canvas in a traditional 2D image program, but with an added dimension.

Free Open Source Windows Linux

Dilay

Dilay is an open source, easy to use 3D sculpting application. With an update, roughly, one every 2 weeks, it is well maintained.

Free Open Source Windows Linux