Godot : Using the Godot on browser.

... the online Godot 4.3.stable.official works great.

Note: You can add your zipped project by using the drag-and-drop browser feature!

Then you can edit the project like any project, some export features can missing:

Shadertoy : ... shader SpaceX's 7th Starship test by XorDev .

"Starship" by @XorDev Inspired by the debris from SpaceX's 7th Starship test: https://x.com/elonmusk/status/1880040599761596689