A couple of tools for Godot 3.5 to make 3d prototyping easier.

https://annandistance.itch.io/my-godot-3x-custom-tools

Godot 4 is getting a lot a amazing new tools. But for us who use Godot 3.5 for web and such, These might come in handy.

One is a small terrain editor:

And the other is, corner handles for CSG boxes:

Thank you!

Source: itch.io