Syn4D is a synthetic 4D dataset with multi-view RGB videos, depth, masks, tracking geometry, and supporting object mesh metadata.
data/
syn4d_v1_stride_1/ # Syn4D V1, every frame can be a tracking reference frame
syn4d_v1_stride_1_attachments/ # Additional per-scene attachments for Syn4D V1 stride-1
syn4d_v1_stride_5/ # Syn4D V1, every 5th frame can be a tracking… See the full description on the dataset page:
https://huggingface.co/datasets/Syn4D/Syn4D.