With the bone layers selected, click the IK Link button. The script will ask: "Which end is the hand?" Click the wrist bone. Instantly, a golden null appears—this is your hand controller. Move it; the elbow follows perfectly.

: Acts as a workflow booster for general animation tasks. It includes a Looper function

While major version updates often change the UI, patch updates like focus on stability and refinement. This version specifically targets: