The best free alternative to JustSketchMe is MakeHuman, which is also Open Source. If that doesn't suit you, our users have ranked three alternatives to JustSketchMe and three of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to JustSketchMe are DesignDoll (Freemium) and DAZ 3D (Freemium).
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.
Create a personalized sketch doll and make it pose. Design Doll allows the manipulation of sketch doll 3D models and the use of custom models and props imported from other programs or bought from its own marketplace.