In the Rhubarb panel, map your poses to the corresponding phoneme labels. Select your audio file and run the analysis. 3. Advanced AI Options: Parrot & AI Tools
: A newer, user-friendly add-on that supports both pose actions and shape keys, and even generates random eye blinks.
This guide explores the best methods to synchronize your character’s speech automatically, ranging from built-in tools to professional-grade external software. 1. The Foundation: Shape Keys and Visemes
If you use the Rigify or Auto-Rig Pro addons, many of these face shapes are pre-built or easier to manage via bone drivers. 2. The Best Free Option: Rhubarb Lip Sync
Once your character and audio are ready, the interface is located in the Sidebar (N-panel) Open the Lip Sync Tab:
Works with 3D shape keys and 2D sprite-based mouths.