We currently have these 0 tutorials for Godot and TexturePacker3D.
Tutorials for other frameworks are available from the tutorials list.
You may find these tutorials useful as they also discuss using Godot with our other gamedev tools.
How to create sprite sheets for Godot using TexturePacker - the video version of our Godot tutorial
Video tutorial (1:50): How to create tile sets in seconds for Godot 3 using TexturePacker.
How to create sprite sheets for Godot using TexturePacker.