: For those using software like VTube Studio or FaceRig, the Steam Workshop hosts many community-created avatars that are free to download and use within those applications. Artist Communities

: Layered Photoshop files used by aspiring riggers to practice "cutting" and "rigging" in Live2D Cubism. Trial/Base Models

Or shorter versions:

Search GitHub for Live2D model or model3.json . Developers often upload test models for their motion tracking software.

Or in this case, the host.

: This is the premier marketplace for VTuber assets. By setting the price filter to 0 JPY