A small addon that generates 3d mazes using a depth-first search algorithm. It can exclude user-defined zones from generation and suggest locations for items (doors, keys, chests...).
My godot framework help you to create your own 2D plateformer game without coding anything on Godot engine. READ THE DOC !
Simple Doom clone I made in this tutorial: https://www.youtube.com/watch?v=LbyyjmOji0M
Simple platformer made in this tutorial: https://www.youtube.com/watch?v=NScngW8vxK8
Simple top down shooter made in this tutorial: https://www.youtube.com/watch?v=5vYI_mgERBU