How To Create Automatic Lip Sync With Rhubarb In Blender 2.9 - YouTube
Blender Character Pipeline #4 - Creating Facial and Lip Sync Animation in iClone for Blender | In this tutorial, Peter Alexander (aka Mythcons) demonstrates how he creates lip sync animation using #iClone
animation - How to approach rigging a mouth with a separate lip mesh? - Blender Stack Exchange
Demystifying Lip Sync Animation in Blender - CG Cookie | Learn Blender, Online Tutorials and Feedback