The official Ditto Helm chart is managed here, in folder ditto.
It is deployed as "OCI artifact" to Docker Hub at: https://hub.docker.com/r/eclipse/ditto

To install the chart with the release name eclipse-ditto, run the following commands:

helm install -n ditto --create-namespace my-ditto oci://registry-1.docker.io/eclipse/ditto --version <version> --wait

To uninstall/delete the my-ditto deployment:

helm uninstall my-ditto