Publisher Mirye announced today the immediate release of Shade 13, its line of professional 3D modeling, rendering, and animation tools. The new version of Shade adds a number of new tools and features, including new Skin and Bone Joint systems, making it easier to generate realistic characters for animation. Mirye also announced a free version of Shade 3D for Unity on Mac OS X, one based on the full version of Shade, but adding specific features for game developers.