"Flux" is a physical behavior control tool that allows you to control the movement of hair, skirts, tails, and other objects that sway with the movement of 3D character models.

[Features]
■Settings/adjustments can be completed in the editor (can also be controlled by scripts).
■The movable area is visualized in the editor, making it easy to set and adjust.
■A unique design that does not use physics, it reduces the physics calculation process.
■It can be used on a wide range of platforms, from high-end to mobile.
■Works on all platforms.
■All source code is included.

[Required]
2018.4.31f1(LTS) higher

Video
Unity Developer Forum

FluX Dynamic: hair skirt tail bone control tool