You can use the cartoon / anime style 2D mouth and eyes separately, or get the complete stylized 2D face rig to merge and use with your 3D characters in Blender 4.0+

Rig Features

• Low-poly and flexible smooth shapes
• Entirely procedural texture to change colors as you wish
• Bone colors and collections to help organize and filter bones
• Pre-made pose assets as a base to make your own poses and to sho you how to place the bones.
  

Your Downloads

• Separate cartoon 2D mouth rig
• Separate anime 2D eyes rig
• Complete stylized 2D face rig (eyes + mouth)
  

Support

Check a demo and instructions o how to use poses for easy animation:

Instruction on how to join the downloaded rig with your character: