Godot Engine

This version of official “Your first 2D Game” has initial bit of physics enabled, so now it is a “pseudo” simulation. I have taken this idea further, that I will also share soon. (That is not a promise)

Your free, open‑source
game engine.

Develop your 2D & 3D games, cross-platform projects, or even XR ideas!

https://godotengine.org