CharMorph is a Free and Open Source character creation tool for Blender. It uses base meshes and morphs from ManuelbastioniLAB/MB-Lab while being designed for easy creation of new models and modification of existing ones.
VRoid Studio Alternatives
VRoid Studio is described as '3D character creation software developed for you to freely express yourself, even without 3D modeling expertise. The software is easy-to-use. Even first-time users can fully enjoy the software by picking preset items and playing around with the parameters’' and is a 3D Modeler in the photos & graphics category. There are more than 25 alternatives to VRoid Studio for a variety of platforms, including Windows, Mac, Linux, Web-based and iPad apps. The best VRoid Studio alternative is Blender, which is both free and Open Source. Other great apps like VRoid Studio are MakeHuman, Wings 3D, Bforartists and DAZ 3D.