The Judy Hopps Rig is a free rig for Blender based on the character from ‘Zootopia’
Judy Hopps Rig (Blender)
Morpheus Rig v1.0 (FREE)
The Morpheus Rig is a free Maya rig created by Josh Burton available to download from his personal website
Minion Rig (FREE)
The Minion Rig is a free Maya rig based on the popular Minion characters from ‘Despicable Me’
Pink Panther Rig (FREE)
The Pink Panther Rig is a free character rig for Maya based on the popular character ‘Pink Panther’
Sketchfab
Sketchfab allows you to upload full 3D scenes for others to view directly in their browser. They are the world’s largest platform to publish, share and discover 3D content online and in VR.
Quickposes
Quickposes is a tool for art students, illustrators or anyone who wants to focus on improving their drawing skills. By practicing gesture drawing you will not only get better at recognizing certain aspects of poses, but you will also build a visual library of characters and models.
Mixamo Auto-Rigger (FREE)
Mixamo Auto-Rigger is a free online tool that allows you to upload any 3D human model with two arms and two legs and get it rigged with a full skeleton and skinning weights.
OpenToonz (FREE)
OpenToonz is a free open-source software for producing 2D animation and is known for being used by Studio Ghibli
Source Filmmaker (FREE)
Source Filmmaker is a free movie-making tool built and used by Valve to make movies inside the Source game engine. It is a full package and can be used to make cinematics using Valve models and environments.
Animator's Resource Kit 