Mixamo- all I can say is wooow!! This software is a 3D computer graphics technology company. Based in San Francisco, the company develops and sells web-based services for 3D character animation. Mixamo's technologies use machine learning methods to automate the steps of the character animation process, including 3D modeling to rigging and 3D animation.
What is a Blender- Blender is an open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, even video editing and game creation. Also, this amazing software is Blender is the free!
What does it mean to Rig a 3D model?
Rigging clearly refers to the process of building a 3D model’s skeleton. While using the 3D model as a puppet for animation, the bone structure is used to control it.