Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Live2D Cubism - Live2D is the world's first drawing technology to enable 3D rendering of 2D images.
MakeHuman - MakeHuman is a free, open source, interactive modeling tool for creating custom 3D human characters.
Bforartists - Bforartists is a fork of Blender.
Animaze by FaceRig - Livestream or Video Chat with custom 2d & 3d animated avatars. Add backgrounds & props with the Animaze editor. Use on Twitch, Discord, Skype, Zoom, & more
Autodesk Maya - Maya is 3D computer animation software with powerful modeling, rendering, simulation, texturing, and animation tools for artists, modelers, and animators.