Skeletal movement animation

Hello folks,

Could someone to help to implement coordinates of movement of bones of human model?

For example using as a base this sample.

Thanks for help.

I love IK rigs: :star_struck:

IK rigs transforms all kinds of animations to different types of rigs. So this one is writen in JavaScript and webGl? I hope it can match with PlayCanvas

and for some more background: original IK Rig