Double Pendulum Simulator based on the code train program
Has multiple sliders and buttons that make the simulator more interactive.
The program uses a formula that you can find here: https://www.myphysicslab.com/pendulum/double-pendulum-en.html
This program was developed in p5js. You can access p5js here: www.p5js.org
You can run a demo of the program here: https://pastachilli.github.io/Double-Pendilum/