I liked the Rancher 1.x runtime (Cattle) for similar reasons. It was a little bit more complicated than Swarm, but also offered an IPv4 overlay network that cou

I liked the Rancher 1.x runtime (Cattle) for similar reasons. It was a little bit more complicated than Swarm, but also offered an IPv4 overlay network that could be accessed by containers across hosts (amongst other things): https://rancher.com/docs/rancher/v1.6/en/rancher-services/ https://rancher.com/docs/rancher/v1.6/en/rancher-services/ For version 2 they've replaced it entirely with K8s however.