https://docs.godotengine.org/en/stable/tutorials/animation/2d_skeletons.html
2D skeletons — Godot Engine (stable) documentation in English
Introduction: When working with 3D, skeletal deforms are common for characters and creatures and most 3D modeling applications support it. For 2D, as this...
2d skeletonsgodot enginestabledocumentationenglish