The Character Creator - aims to provide a fun and easy way to help you find a look for your characters.
Unity - The multiplatform game creation tools for everyone.
Face Avatar Maker Creator - Face Avatar Maker Creator is an application that persuades you to make a male, female, or group avatar, change the facial looks, and transform them according to your style.
Godot Engine - Feature-packed 2D and 3D open source game engine.
Avatar Maker - Create your own avatar online
Blender - Blender is the open source, cross platform suite of tools for 3D creation.