OCI Image Layout
An image directory compliant with Open Container Image Layout Specification.
Buildah:
$ buildah push docker.io/library/alpine:3.11 oci:/path/to/alpine
$ trivy image --input /path/to/alpine
Skopeo:
$ skopeo copy docker-daemon:alpine:3.11 oci:/path/to/alpine
$ trivy image --input /path/to/alpine