Hello
I am Marijo, the author of the GD Script book. In this profile, I will provide you with a few useful links.
The Slavs Make Games teach Godot, and our most popular tutorial on this portal is the Tutorial for 2D and 3D Godot 3.11 games. For a pro tutorial purchase the Learn to make commercial video games with Godot. This is almost the 25GB video content about making 2D and 3D video games with Godot for a different platforms.