Faking computational fluid dynamics a la Bridson-Hourihan-Nordenstam's paper "Curl-Noise for Procedural Fluid Flow" See also: gaseous-giganticus: https://smcameron.github.io/space-nerds-in-space/gaseous-giganticus-slides/slideshow.html#1
Why do you think that https://github.com/KdotJPG/Noise-Extras is a good alternative to curly-vortex