Rancher, AWS Firecracker, Heroku, Portainer, OpenShift, Vagrant, virt-manager, Rancher Desktop, Consul by HashiCorp, Deis, HashiCorp Nomad, Last.Backend, Overnode, Docker Swarm, Qovery, OpenFaas, EvenNode, Apache Mesos, Platform.sh, Knative, Lazydocker, Nanobox, Kontena, Dokku, Mesosphere DCOS, Nebula Container Orchestrator, Virtual PC, Cycle.io, Chef Habitat, Apache ZooKeeper, DataCol, Panamax, Kublr, TuTum, Stackato, StackEngine, Magalix, Service Fabric, Imixs-Cloud are some alternatives to Kubernetes.