[sigmoid10]

You don't just need the training algorithm, but also the training data. Which in turn might have additional license requirements.

[kouteiheika]

AFAIK their pretrained models just use publicly available datasets. From their README:

> YOLO11 Detect, Segment and Pose models pretrained on the COCO dataset are available here, as well as YOLO11 Classify models pretrained on the ImageNet dataset.