Limber v1.6 for After Effects optimizes Inverse Kinematics (IK) rigging with improved performance, enhanced limb style management, and increased controller precision, making it faster to animate with customizable shape layer limbs. This update ensures better stability and, as noted on the official product page, streamlines the workflow for creating stretchy, character-ready limbs. For details on the new features, visit the Limber page on aescripts + aeplugins.